FREE TECH LIBRARY
Detailed contents of all issues of the journal radio hobby 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Below, in alphabetical order, are the titles of articles published in the journal. radio hobby from 1998 to 2014. To find out which issue of the magazine radio hobby published this or that article, use article archive search. $0,7 and dimensions of 3 x 3 x 0,85 mm - that's what the latest Si2151 analog and digital terrestrial and cable TV tuner chip is pouring into 0,9x0,6x0,45 mm - in such a flea, Murata managed to hide a ceramic capacitor with a capacity of 1 microfarad for a voltage of 2,5 V 0 multiplier 10 GHz microwave splitter 100 years of the tape recorder 100 years of the regenerative radio and other radio inventions by Edwin Armstrong 100-watt hybrid UMZCH with second grid current non-linearity compensation 100-watt field UMZCH with a slew rate of 300 V / μs, a bandwidth of 1 Hz.1,3 MHz at a level of 0,1 dB, a harmonic distortion of 0,002% and a signal-to-noise ratio of 100 dB 100-watt transistor UMZCH 100-watt transistor UMZCH Josef Kaban 100-watt transistor UMZCH on field-effect transistors with a common source 100-watt transistor UMZCH with original circuitry 100-watt VHF power amplifier with overload protection 100 watt PA at 144 MHz 100-watt UMZCH and acoustic system for electric guitars 100-watt UMZCH on double tetrodes 6RZS 100-watt UMZCH on quasi-triodes from radar tetrodes CV57 / rK3-100 100Hz and Plasma TVs 105-watt UMZCH on IC LM3876T for high-end audio systems 10 amp 17 volt switching regulated power supply for powerful subwoofer PL10 504-watt push-pull triode pentode amplifier 10-watt tube UMZCH with an output stage on pentodes according to a little-known single-coupled circuit 10-watt single-cycle on 6P45S 10-watt transistor UMZCH John Linsley-Hood with an output stage in class A mode 10-watt UMZCH with separated OOS for AC and DC 10-watt 2-meter power amplifier 10-watt power amplifier for KB bands 10-channel remote control with the addition of an infrared channel with a low-power radio channel in the unlicensed 433 MHz band 10-band graphic equalizer 10-Strike: Network Diagram vl.O is a powerful tool for quickly creating a graphical diagram of a local network 11 DOF Analog Devices ADIS16488 Module 115-watt lamp UMZCH on KT88 with a fixed bias 120-watt bridge UMZCH on IC LM4780 120-watt PPP Circlotron on six EL34s 120-watt UMZCH on two ICs Rick Spencer's 12-watt UMZCH for beginner tube audiophiles 13+1ch Dolby Digital Plus and Dolby TrueHD lossless compression Linear Technology LTC140 6090V op amp 14W SE on 6550 14th World Championship in Sports DF Xignal Technologies AG XT14 11400-bit ADCs 15th Anniversary of the League of Radio Amateurs of Ukraine 15-watt push-pull UMZCH on ECC99 + VV30 15-channel RC-5 compatible learning IR remote control system for smart home 16-program automatic lighting effects without PROM 17-watt SE on 4D32 tetrodes in class A2 mode with Gary Pimm field D-follower Michel Defrance 18-bit ADC with I2C output for microcontroller measurement systems 2 options for folk lamp UMZCH with load sharing of the output push-pull stage 2 options for matching high-frequency op amps with a load without power loss 2 solutions by A. Petrov to the problem of frequency modulation of the UMZCH according to the Likhnitsky phenomenon On June 20, 2014, the first Ukrainian nanosatellite PolyITAN-1, created at the National Technical University of Ukraine, Kyiv Polytechnic Institute, was launched into low Earth orbit 200-watt UMZCH Leo Simpson and John Clark with ultra-low non-linear distortion on ThermalTrak transistors 200 watt converter 12V - 220V 200-watt transistor UMZCH with original circuitry for a number of cascades 20-watt bipolar-field UMZCH class A 20-watt push-pull UMZCH on 6PZS 20-watt UMZCH for beginner audiophiles 20-watt UMZCH on five transistors 20-watt ULF on accessible elements with buildup of the output stage through the power supply circuit of the op-amp Bruce Brown's 22-watt tube UMZCH with classic tube sound 22-element antenna for EME-QSO 24-channel YUSIE BCM56820 switch from Broadcom for high-speed Ethernet networks Wolfson WM24 192-bit 8742 kHz stereo DAC with record-breaking 126 dBA signal-to-noise ratio and unique anti-clipping mode 24-bit audio DAC with S/PDIF input Burr-Brown ADS24 1216-bit delta-sigma ADC Wolfson Microelectronics WM24 8740-bit sigma-delta stereo audio DAC 24-bit stereo audio ADC Texas Instruments PCM24 5102-bit stereo DAC up to 384 kHz sample rate 25-amp power supply for portable transceivers with an output power of 100 W or less Daniel David's 25-watt tube UMZCH with an original input stage solution that provides higher linearity than SRPP 25-watt UMZCH class D Prysm TD25 1" Laser Phosphor Display (LPD) consumes only 30W ViewSonic VX28ml and Iiyama ProLite B4UHSU-B3840 2160-inch 1000K monitors (2880 x 2888 pixels) move into the sub-$1 price range 29 nuts... (An episode from the life of E.T. Krenkel) N2KSB 7W CW QRP Transmitter on Just Two Logic Chips 2x100-watt UMZCH on IC TDF8591TH 2x65-watt UMZCH by Peter Vitszhak on IC TDA8920 2-element Yagi for 40 meters 2-element YAGI according to the structure of the vibrator-director for 12 and 17 meters 3 vertical elements - in your direction, colleague! 3, 4, 5, 6 element YAGI for 6 meters 3,2-watt UMZCH Maxim MAX98304 in a 1 x 1 x 0,64 mm case 300-watt UMZCH by Vladimir Gorev with a push-pull output stage based on complementary quartets of powerful field-effect transistors $300 Oregon Scientific ATC9K High-Definition Flash Camcorder Shoots 1980x1080p Video at a Depth of 20m 30-watt SE on two KT88 pentodes 30-watt hybrid UMZCH 30-watt transistorized UMZCH with optimal frequency compensation and reduced dynamic intermodulation distortion 30-watt UMZCH on field-effect transistors 320-watt UMZCH for discos on IC Sanyo STK4231-II 32-channel ADC per COM port CS32 8421-bit asynchronous stereo sample rate converter with 175 dB dynamic range 35-watt CIRCLOTRON on a pair of EL34 36-watt push-pull UMZCH on triodes ЗСХЗOOА Panasonic VW-CLT3-H 1D Converter Lens 3D Attachment for Home Camcorders Toshiba Dynabook TX/3MBL 98D compatible laptop capable of playing XNUMXD movies from Blu-Ray discs 3-watt SE for beginner tube audiophiles 3-band (10, 15, 20 m) spider directional antenna 3-channel UMZCH with subwoofer channel 3-frequency keyed oscillator 3-element Yagi at 20m 3-element squares for 6 meters 3-element 7,0 MHz switchable full-width squares. Installation and configuration of two antennas for a day off 400-watt PA for 17...160 m bands on cheap MOSFETax 40-watt KB PA on IRF510 40-watt tube two-stroke ULF 40-watt UMZCH on double tetrodes GU-29, GI-30 40-watt UMZCH on IC STK083 AD40 14-Channel, 53806-Bit, Single-Supply DACs 40m CW/SSB QRP transceiver 4-5 minutes instead of 5-6 hours 45-watt Circlotron on KT88 45-watt classic transistor UMZCH Intel's 45nm process in dual-core Penryn processors with 400 million transistors 46" I-VOLUCE display with integrated 3D sensors 4-7 element Yagi for 2m band 4W Mini SE2 4-channel antenna switch 4-channel UMZCH with surround sound processor Scala Rider G4 4-Way Bluetooth Intercom Provides Two-Way Stereo Communication Between Three Riders at a Distance of 1,6 Km Western Digital Ultrastar 4K7 4000-terabyte hard drive and the prospects of Hitachi Global Storage Technologies with helium-filled containment 4-element antenna for 6m band 4-element Yagi OptiBeam OB4030 5,2 million links to pdf-files of branded descriptions of radio components on the archive site DatasheetArchive.com 5+1 - channel headphones Sunnytech 50 MHz - a new range in Ukraine 500-watt switching power supply SQ50JHM 7-watt linear power amplifier with two IRF520 FETs for operation on all KB bands Sam Dulany's 50-watt transistorized UMZCH, taking into account modern recommendations by D. Self and B. Caudell 50-watt UMZCH on Tesla bipolar transistors Hasselblad H50DII-3 50 megapixel camera 5-band antenna Coupled resonant dipole 5-channel UMZCH for Home theater on lamps 5-band graphic equalizer 5-element LFA Yagi G3KSC for 6m QUA-UARL 5-element BEAM 6 sixth-order active video low-pass filters in one Analog Devices ADA4410-6 IC 600 watts of sound from a single Texas Instruments TAS5631 chip without powerful external transistors 60W DC/DC Converter 12V to AC 230V 50Hz on HEXFET IRF450 Philips Go Gear 60g camcorder 64 LED stereo VU meter on ATmega8 6-band version (from 20 to 6 m) of the Maria Maluca antenna powered by a symmetrical two-wire feeder 6-channel (5+1) audio switcher The Texas Instruments THS6 7364-channel video buffer is based on a new complementary silicon-germanium (SiGe BiCom3X) technology and satisfies the requirements of all types of inputs / outputs existing today 6-channel embedded multimedia UMZCH in PC 6-channel UMZCH Rane SSA6 for Home Theater Systems 6-channel UMZCH Andora Vasso for multi-channel 5.1 surround sound audio systems 6-channel UMZCH for home theater systems 6PZS in push-pull UMZCH with control grid currents, as well as ultralinear switching 6S17K-V in the input stage of a single-cycle UMZCH 6-element Yagi for 2 meters 70-watt transistorized ULF with inductive phase correction 70-watt UMZCH on IC 70-watt UMZCH with original thermal stabilization of output HEXFET IRFP140 70th anniversary of Karel Georgievich Fekhtel 75 years ago (about the II All-Union test of operators of individual LRS and SWLs in 1927) 7-band antenna for field or other non-stationary conditions 7-band graphic equalizer on IC M5289R 7-band graphic equalizer on one IC 7-element Yagi at 432 MHz 8 vinyl-corrector circuits from the popular tube correctors of the early 50s of the last century to modern ultra-low-noise LT / AD op-amps 80-watt class D UMZCH on IC MP7781 890 euros for top Beyerdynamic T1 headphones 8 Watt SE on High-End Principles, But Inexpensive Components 8-element wave channel at 900 MHz to increase the communication range in the GSM system 8 Zone Burglar Alarm System Cirrus Logic CS8 5368-channel audio ADC breaks A/D quality records 8-channel switch for oscilloscope 8-band graphic equalizer 8-bit microcontrollers PIC16F527 and PIC16F570 with built-in op amps National Semiconductor 8-bit 2 GHz ADC Atmel ATtiny8U 43-bit microcontroller of the tinyAVR family operates at 0,7 V supply voltage 8-element QUAGI at 144 and 430 MHz 90-watt UMZCH on TV line beam tetrodes in a modified ultralinear mode $90 Mustek DVD-V520 NTSC/PAL DVD Player 9-band graphic equalizer A 75 foot Top Loaded Vertical Antenna A4Tech launches the first battery-free wireless optical mouse powered by coils ABBYY FineReader Online is a unique online service that allows you to quickly, easily and free of charge convert scanned documents into editable text formats Accelerated Designs Inc. developed a new common file format for libraries of symbols and footprints of radio components - BXL and the Ultra Librarian Reader program Acer Aspire S3-951, Asus Zenbook UX31E, Lenovo IdeaPad U300s and Toshiba Portege Z835 are the first ultrabooks Adobe Acrobat Reader 7.0 Adobe Media Player 1.0 ADR390, ADR391, ADR392 and ADR395 - Uon 2,048V, 2,5V, 4,096V and 5V Precision Micropower References ADSTech Instant Music Vinyl Digitizer AFSK interface for communication of Android smartphones and transceivers AirMagnet Spectrum XT - Wi-Fi fox hunting gun software AKG Launches Two New Wireless Hi-Fi Headphones K840KL and K830BT AKVIS Magnifier v.2.0. provides a tenfold increase in digital photography without artifacts and halos Alcatel-Lucent delivers 10 Gb/s data over standard telephone wires (G.fast) Alinco DX-SR9T is a hybrid of analog and digital SDR transceiver and covers all amateur bands from 160m to 10m Alpha & Omega Semiconductor Introduces a Series of Ten New AlphaMOS™ FETs with 0,4V to 0,9V Gate Thresholds Alpha Amplifiers Announces New Alpha4 4040kW Automatic Antenna Tuner Altera Quartus ® II v11.1 for CPLD, FPGA and ASIC device development AM radio station for CB AM/FM radio control system AMD Phenom II X4 can be transformed into Phenom II XXNUMX by simple BIOS manipulation of some motherboards with Advanced Clock Calibration AMD Introduces World's First 8-Core and 12-Core x86 Compatible CPUs AMI Semiconductor launches AMIS-4267x series of CAN transceiver ICs for LAN data transmission up to 1 km Analog Devices AD5755 is the first 4-channel, 16-bit DAC with dynamic power control for the output stages Analog Devices AD8122 Integrated Three-Channel RGB/YPbPr Differential Receiver with Adjustable Roll-Off and Total Loss Correction up to 300 m Analog Devices AD8436 - the next generation of analog true-rms converters Analog Devices ADIS16209 High Accuracy Micromachined (MEMS) Digital Dual Mode Inclinometer that Also Measures Acceleration and Temperature Analog Devices ADL5571 Power Amplifier for Mobile WiMAX Terminals Analog Devices Launches New ADXL001 Wideband JMEMS Accelerometer Lineup Analog Devices Specifies a Typical Zero Offset Voltage of 4638µV and Temperature Drift of Just 1µV/°C for the New ADA3-0,04 Precision Op-Amp Rail-to-Rail Apex launches PB63 paired high-voltage high-voltage booster IC to expand the output capabilities of low-power op-amps Apple iPad2 and Steve Jobs Application Simulator - online service for the developer of applications for a series of ICs of switching voltage converters Aranea Spywizard 2.0 Build 1081 - a program to combat all sorts of spies ARDUINO extensions for Hi-Fi audio processors ASTRA32 Advanced System Information Tool 2.00 - a tool for determining the hardware configuration and diagnosing a computer with a unique function to search for devices with uninstalled drivers Asus has released Xonar Essence STX II / STX II 7.1 - the second generation of sound cards for PCI Express Hi-End class ASUS has released a special version of the Xonar Essence One MUSES Edition sound interface Atmel AT88SA100S - miniature 3-pin IC designed for battery authentication Atmel Corporation has updated the family of low-cost 8/16-bit XMEGA microcontrollers with a maximum clock speed of 32 MHz Atmel has announced a new family of AVR - XMEGA, which brings 8/16-bit microcontrollers to a new level of performance Atmosphere - a camera capable of taking pictures while being thrown into the air ATU for matching a 2x5m dipole with a transceiver on all bands from 1,8 to 30 MHz Audio Audit is an application for a multimedia smartphone that turns the latter into a mini-lab for testing a variety of audio equipment Audio Precision SYS-2722 - the leader in the measurement of ultra-low linear and non-linear distortions in audio technology Audio WaveLab 6 Steinberg Media Technologies GmbH AudioTester v2.2c - Ulrich Müller's program with a number of unique features for audio measurements audioTester V3.0d Build 16 made Wow and Flutter measurement available in free version Austriamicrosystems AG launches AS1130 compact 132 individual LED driver IC with built-in dynamic frame scrolling Austriamicrosystems AG has developed a fully integrated lightning sensor with embedded data processing AS3935 capable of detecting lightning activity within a radius of 40 km AuthenTec EntrePad 1510 - the smallest biometric fingerprint sensor AVAGO HCPL-7860 - optically isolated delta-sigma modulator AVR programmer MP9011 Axis Communications launches first AXIS P4-E 1428K Ultra HD Network Video Camera Sony NSZ-GT1 BD player internet set top box Billboard: Vinyl Records Up 2013% in 31,9 Bloom Energy has developed a new Bloom Box electrochemical fuel cell that runs on biogas with an efficiency of more than 50% and allows you to save twice on electricity bills Bluetooth Core Specification Version 2.1+EDR AIRcable Host XR3 Bluetooth adapter extends Bluetooth range up to a record 30 km Bluetooth Capabilities of New Audio Precision Audio Analyzers Bluetooth glasses About ROKR with stereo phones Bluetooth worm Cabir and other viruses for smartphones Blu-ray Disc Association Announces Final 128GB Quad-layer BDXL and IH-BD Specs Bobtail antennas for 2m and 70cm bands BonsaiDRIVE by Rosendahl Bose launches SoundLink Wireless Mobile Speaker, designed to enhance the sound of Bluetooth-enabled mobile devices Burns Inc. released the TBU-PL family of fast acting bi-directional electronic fuses that continuously monitor the current in the two protected lines and switch to overload protection mode in 100 ns Bourns Announces Two New Lines of Comparatively High Power Miniature Resistors in Miniature Surface Mount Form Factor Bourns Announces New Model of Motor Driven Sliding Potentiometers for PSM Professional Audio Equipment Buddha Machine BVC RF Micro Devices ML5805 Single Chip FSK Transceiver Bypass Capacitance Impedance Calculator will help in the engineering solution of the problem of choosing blocking capacitors at the output of power supplies Calculator v.2.0.9.30 contains the built-in Windows XP Calculator, and in addition, 25 more useful amateur radio calculation and reference menus Toshiba's Camileo S10 is the world's smallest Full HD camcorder Canon has introduced a new entry-level SLR camera EOS 500D, which is capable of recording video in Full HD (1920x1080) Capacitance-to-digital converter - CDC AD7745/7746 Carman OBD-II analyzer with OBD-II adapter ElmScan 5 Wireless Circlotron on 4х6СЗС Cirrus Logic CS3318 - IC ultra high quality analog 8-channel volume control CodeWarrior Development Studio for Microcontrollers v6.1 - an integrated set of programs for developing systems on microcontrollers of the RS08, HC (S)08 and ColdFire V1 series from Freescale Semiconductor COMedia C328R is an easy-to-use VGA camera module with UART interface CompuLab introduced a miniature computer Fit-PC Slim Conductive Inkjet Technology, CSR and Atmel Collaborate on 0,5mm Thick Wireless Bluetooth Keyboard Covert Systems Group of Texas has created the world's smallest digital video camera Creative Sound Blaster Audigy 2 ZS Video Editor Creative Sound Blaster ZxR vs ASUS Xonar Essence STX Creative Zen X-Fi is the first mpXNUMX player to support X-Fi technology Creative announces X-Fi Xtreme Fidelity audio processor Creative launched the Aurvana X-Fi open-back headphones, in which activity, in addition to active noise cancellation, is supplemented by the X-Fi Crystalizer function, which restores the detail and richness of sound lost as a result of MP3 compression, and the X-Fi CMSS-3D function, which has voice and instrumental accompaniment around the listener (rather than inside his head) Cree Inc. announced the development of an ultra-high-performance 120-watt microwave transistor CGH40120F based on gallium nitride GaN HEMT technology CROSS-BAND repeater crydom inc. expanded its range of high power solid state relays with the H1 family capable of switching 90 A AC at 660 V CSR Introduces New SiRFstarlV GSD4t GPS Processor CW and SSB receiver in the range 3,5...3,8 MHz CW filter for low-frequency path of KB receiver Cypress Semiconductor Demonstrates TrueTouch Generation 3 Technology for Capacitive Touch Panels with Up to Ten Simultaneous Independent Clicks Dark Mail - email based on P2P connection and SCIMP instant messaging protocol, fundamentally free from wiretapping Datasheet catalog for integrated circuits, diodes, triacs, relays, switches, connectors, resistors,capacitors, transformers, inductors, modules, optocouplers, leds, lamps, sensors Dazzle Hollywood DV-Bridge for video digitization Dazzle Video Creator Platinum allows you to burn video from a camcorder, VCR, TV or any other video equipment with analog outputs directly to CD or DVD dbx, computer and MPXNUMX dbx-ll in a domestic tape recorder Dell XPS™ 12 Ultrabook™ is a laptop on one side and a tablet on the other Delta Loop with Low Back Lobes for Field Days DENDY - tone generator The Digital Needle reads an image of a phonograph record scanned by a flatbed scanner and converts it to a wav file Digital VU meter on ATiny 15L microcontroller DipTrace - CAD with a user-friendly interface for PCB design Display Elektronik GmbH launched a series of graphic indicators based on electronic paper E-Paper using Active Matrix Electrophoretic Display technology with zero static power consumption DivX is the most popular MPEC4 codec for PC-based home video. DivX6 Media Format DjVuReader DK2ZB proposed an original antenna design with an extended QuadLong loop radiator Dolby headphones Dolby Virtual Speaker - the next generation of XNUMXD sound software Dolby B, Dolby C, Dolby S, dbx? Dr.Web online check provides the ability to check files via a direct link directly on the Web DRM receiver DSD vs DVD AUDIO DTMF remote control system based on radiotelephone Xoro HSD 400Pro DVD/CD video player with DivX certified support for all versions DVD-MPEG 4 Camcorder Samsung FC-DC164 DVD-R discs Kiss-Technology DP-450 DVD player with OGG Vorbis and DivX/MP4 support Xoro HSD 2020 DVD player with game console function Akai DV-P4799KDMC DVD players Xoro HSD400/420 DVD players play Ogg Vorbis audio and XviD and DivX video Xoro HSD R545 DVD Recorder Sony RDR-GX310S and Samsung DVD-R130 DVD recorders with the ability to burn video DVD directly from miniDV camcorders at the touch of a button DXCC and UDXA for 2011 DX-CLUSTER - RTTY BEACON DX Antenna 2x3/4 Inv.V Dynamics Schem V1.1 by Robert Lacoste - a good ham radio calculator EasyDivX - easy conversion of DVD Video to DivX CD EasyElectro 2.4.0.8 - a set of tables, calculations and transformations for electronics and electrical development E Dictator Edifier R1600T08 - in the middle between Hi-Fi and multimedia Elecraft unveiled the new KX3 QRP transceiver Ensonido - the new 5+1 development of the Fraunhofer Institute EPCOS AG introduced the T5000 subminiature pressure transmitter, measuring only 1.7 x 1.7 x 0.9 mm BL-PA100 HD-PLC Ethernet adapter that plugs into any 220V AC power outlet Ethernet controller of the microWEB server Excel tables for plotting Smith charts Eye-Fi Card - SD flash card with built-in Wi-Fi adapter EZMaster is an interface that connects a PC to multiple transceivers, antennas, filters, microphones and headphones FAQ from FIDOehi SU.HARDW.SHEMES. Amplifier for 6FZP FAQ. Amplifier for 6FZP Analog Devices ADA4817 FastFET op amp with 1050 MHz unity gain and 870 V/µs output voltage slew rate Fautocorrection feedback ACFB in Analog Devices ADA4528-1/ADA4528-2 op-amp with the lowest noise of 5,6 nV/vHz among amplifiers with MDM temperature drift compensation FED (Field Emission Display) - a new type of display Fitbit announces Force smartwatch Flat, Flexible Loudspeaker (FFL) from Warwick Audio Technologies Ltd is a flexible electrostatic loudspeaker whose thickness does not exceed 0,25 mm Fluidic Energy plans to create air-metal ion liquid batteries with an energy storage density 11 times that of lithium-ion batteries at a third of the cost FMMT617 - npn transistor with a guaranteed collector-emitter saturation voltage of not more than 100 mV at a collector current of 1 A FM receiver on IC K174XA34 with automatic serial tuning circuit Fujitsu's FOMA F703i is a complete amphibious mobile phone Font Frenzy 1.0 Build 74 for working with Windows fonts, with original features FreshTel started promoting mobile Internet access in Kyiv using the fourth (4G) generation Mobile WiMAX technology FTDI Introduces New High/Full Speed USB4222-to-Quad SPI/I2.0C Bridge IC FT2H Fujitsu Frontech introduced a sensor for biometric identification by vein pattern Fujitsu Laboratories Ltd. developed a new contactless technology for transferring data from TV screens or PC monitors to smartphones, which doubles the speed and 40 times the USB 3 interface specifications Fujitsu Showcases SPARC64 Vlllfx Venus Processor Delivering 128 Billion Floating Point Calculations Per Second, 2,5 Times the Performance of the Previous Champion Intel Xeon 5500 Chip Full HD video camera Swann Communications Bolt HD with laser sight Fuzz prefix for electric guitar Genius Launches DX-ECO Wireless Mouse That Doesn't Need Batteries to Work GIROPTIC has announced the world's first digital panoramic camera capable of capturing 360-degree images. Global Electronic Components Datasheet Locator - online search service for the characteristics of electronic components Google Docs taught text recognition Google Earth now contains a virtual time machine almost according to HG Wells Google OS Google acquires Green Parrot Pictures, owner of its own video enhancement technology GPS + GSM = ElekTrack GPS LSI NemeriX NJ1836A for next generation mobile phones GPS-navigator for digital cameras Sony GPS-CS1 GPS chipset LEA-5 from i-box AG Graphic Calculator V9.2 with Electronics, Mechanics and Maths Toolbox Groove Mechanic 2.5c eliminates phonograph noises, clicks and crackles better than comparable programs Grundig... leaving the arena? GSM/GPRS terminals and modules Sony Ericsson Mobile Communications AB GSM watchman 2 - security device with notification via cellular communication channel GSM watchman З - security device with notification via cellular communication channel and remote control functions GSM phone SGH-P705 with built-in TV half-square antenna HDDScan 3.3 allows you to analyze the health of not only HDD / Flash drives, but also solid-state SSDs HEXFET UMZCH A. Zykova Hi-Fi 24-bit audio DAC Hi-Fi PC VIA Technologies Inc Hi-Fi truth and high-end fairy tales Hi-Fi digital volume control by Djib Brimer on Burr-Brown PGA2311 IC Hi-Fi UMZCH John Clark class D with delta-sigma modulator of the second order HiFi UMZCH class G - A + C Hi-Fi UMZCH Ronald Anderson on discrete radio components Hi-Fi phonograph Capehart-Farnsvorth 52PH56M High-end audio system for computers SoundSticks Alan Kraus high-end vinyl proofreader on audiophile op-amps High-End vinyl-corrector on a ceramic-metal planar microwave triode 6S17K-V High-end vinyl corrector with active thermal noise compensation High-end low-voltage battery-powered tube vinyl corrector Acoustic Solid Royal high-end turntable High-end tone control High-End UMZCH Bogen HO-10 High-End UMZCH on HEXFET 350 W High-End UMZCH on direct filament triodes with reduced filament voltage High-End UMZCH based on ThermalTrak series transistors High-end UMZCH with universal preamplifier Hitachi Deskstar 7K1000 -1GB 3,5" Hitachi Announces World's First Blu-ray Disc Camcorder DZ-BD70 Holographic Versatile Disc (HVD) with 1 TB capacity Home Theater Setup v1.0 - A reference guide to speaker placement and calibration in Dolby Digital, Dolby AC-3 and DTS systems HTCShiftnHTC Advantage - ultra mobile PC with QWERTY keyboard https://scholar.google.com - для поиска учебной и научной литературы, рефератов, книг, статей https://www.blinkx.tv - поисковик видеофайлов Hubner-Berlin and Baumer Electric IRIS develops handwriting input system IRISnotes I2CEEPROM Microchip 24VLXXCO ultra low voltage supply 1,5V IBM and FujiFilm set a tape density record of 29,5 billion bits per square inch IBM has managed to record 85,9 billion bits on one square inch of magnetic tape, which is 62 times higher than the tape in LTO6 cartridges and allows you to increase the capacity of one cartridge up to 154 TB IDE2LPT adapter on one IC EPLD Altera III All-Ukrainian Olympiad in radio electronics among university students Imation Launches World's First Pro WX External Hard Drive Connected to PC via Wireless USB Infineon Technologies AG Announces 500W PTVA127002EV LDMOS FET for High Power VHF and L-Band Transmitters InftyReader Ver.2.7.9 - a program designed specifically for recognizing scanned sheets of scientific papers saturated with mathematical or chemical formulas InP HEMT transistor Northrop-Grumman with a cutoff frequency of 1000 GHz Intel Atom - Intel's smallest processor Intel Silvermont versus ARM Cortex A57 and IBM ARMv8 based on 14nm process using .in.ET Intel launches Ivy Bridge processors with 3-D Tri-Gate transistors and Turbo Boost 2.0 automatic dynamic overclocker Intel intends to provide access to its WiDi technology to chipmakers based on the ARM architecture Intel announces Chinese company Lenovo as a partner in promoting Classmate+ student laptops to the masses Intel Develops Wireless Resonant Energy Link Technology International Rectifier Announces New IR AUD AMP7 Development Kit for Class D Audio Amplifiers from 25W per Channel for Home Theater, Musical Instruments and Car Audio International Rectifier Releases the Combo8 IRS2580DS, the First Commercial Fluorescent Lamp Ballast IC with Integrated Power Factor Correction International Rectifier Launches Powerful IRLML0060TRPbF HEXFET Transistor in SOT-23 Micro Package 3 x 1,3 x 1mm INTERNet, FidoNet Application Simulator - an online service for the developer of applications for a series of ICs of switching voltage converters Intersil Americas LLC released the ISL71590SEH IC - the original two-terminal temperature-to-current converter Intersil has added a new Active Filter Designer section to its iSim online design system Intersil has developed an inexpensive replacement for the well-known precision op-amp OP07 - ISL28177 InvenSense Announces MotionFusion™ MPU-9150 Micro Module with Triaxial MEMS Gyroscope, Accelerometer, Digital Compass, Temperature Sensor and Digital Motion Processor™ Inverted L or broken vertical at 1,8 MHz IRF6665 DirectFET - field-effect transistors for powerful UMZCH class D switches IR-UWB is 100 times more efficient than Zigbee and 5 times more efficient than Bluetooth Italab offers the consumer not only VHF amplifiers, but also their various components IV All-Ukrainian Olympiad in radio electronics among students of higher educational institutions of I-II levels of accreditation JVC Everio GZ-HD7 lets you shoot in 1920 x 1080 FullHD JVC Everio X GZ-X900 with 10,3MP CMOS sensor captures Full HD AVCHD video at a maximum resolution of 1920x1080 at 500fps J-antenna for 2m band J-antenna for shortwave bands KA1045XA3 as a black box in non-standard wiring diagrams KEF unveiled its High-End super project - Miop floorstanding speakers priced at $170000 per pair KENWOOD Announces New TS-590S Transceiver KiCad is a free open source EDA-class software package designed for the development of electrical circuits and printed circuit boards. Kingston Digital Announces 3.0TB DataTraveler HyperX Predator 1 Flash Drives, Sonion 51PC31T 5100 Series Electret Condenser Microphone with Significantly Improved Noise Immunity, PIOSound Golden Eagle Electrostatic Two-Way Speakers language line Smart Tweezers Colibri ST5-S LCR/ESR meter LC-contour made of fiberglass LC meter on ATiny15 microcontroller LeCroy WaveMaster 845Zi-A is the widest 4 GHz 45-channel oscilloscope today LED WEBENCH LET - a new family of high-power RF transistors from STMicroelectronics is based on proprietary STH5P technology Leyio PSD 16 GB can communicate with other similar devices through the radio channel at short distances LG Super Multi Blue BH100 is the world's first optical disc player to support both Blu-ray and HD DVD discs lgorPlug-USB-adapter on Attnel AVR series microcontroller Li-Fi is a new technology that promises a reliable and cheap way to connect to the Internet from almost anywhere using special LEDs. LikeRusXP Localization 5.4 - a powerful software package for localization (universal localization) Linear Technologies has added a range of output voltages from 2,5 to 66552.5 V to its successful voltage reference Uop = 1,250 V LTC5,000 Linear Technology LTC3863 High Voltage Negative DC/DC Converter with Single Inductor Linear Technology LTC5567 - active dual balanced mixer with ultra wide IF output range from 5 MHz to 2,5 GHz Linear Technology has released the LTC3355 IC, a single-chip uninterruptible DC/DC converter that provides short-term emergency power from a backup source (supercapacitor or NiMH battery) Link Linksys Smart Wi-Fi Router AC1900 (EA6900) delivers speeds up to 1300 Mbps Littelfuse launches microminiature (3,2 x 1,6 x 1,6 mm) gas arresters of the SE series Littelfuse Introduces New Series of Electrical Protection Components (PLED5HT Protectors) to Ensure High Reliability in LED Lighting The LM3424 is a flexible N-Channel MOSFET driver for LED power supply from National Semiconductor. National Semiconductor's LM3445 is the latest integrated driver for driving high power LEDs with the ability to control brightness with an external dimmer LM3658 - National Semiconductor's New Single-Chip Charger for Portable Applications LM3886 - High-quality UMZCH IC of the Overture series from National Semiconductor LM4970 Audio Synchronized Color LED Driver LM96063 was created by Texas Instruments for intelligent control of blower fans National Semiconductor's LMV1089 is a microphone preamplifier with 37 dB far-field noise suppression. Loewe 3NF Multi-valve - the first integrated circuit Logitech crossed a mouse with a microscope Lossless audio codec SIREN XPress 2.0 LPT port programmer DS1307 LPT-adapter for testing and controlling ICs with PC bus LT6110 Interconnect Voltage Drop Compensator that does not require Reverse Kelvin LTA Projects has mastered the production of inflatable 10-meter masts for amateur radio antennas LTC1911 - step-down switching non-inductive voltage converter LTC3218 - Linear Technology miniature DC-DC converter IC for powering LED flashlights and flash lamps for mobile phone cameras Lunaweb Ltd. offered a free CloudConvert cloud service that performs online conversion between 159 different file formats in the archive, audio, cad, document, ebook, image, presentation, spreadsheet, vector, video subcategories Mail.Ru Agent 4.10-competitor of Skype and ICQ MAME CAM - the world's smallest camera weighing 11 grams Martifer SGPS built a new 8 MW Shargorod photovoltaic power plant in Vinnytsia region Matter and Form Inc. began accepting pre-orders for a 3-D scanner at a price of $579 MAX11156 is the industry's smallest 18-bit successive approximation ADC Maxim DS8113 - interface for smart cards Maxim Integrated Products originally solved the problem of extending the life cycle of their sweet couple MAX1472 + MAX1470 Maxim Integrated Products Introduces /R, a Ruggedized Plastic Packaged IC Family for Military and Aerospace Applications with Increased Reliability Maxim Integrated Products Introduces New MAX11102/MAX11103/MAX11105/MAX11106/MAX11110/MAX11111/ MAX11115/MAX11116/MAX11117 ADC Family with Low Power <10mW Maxim Integrated Products Develops HVCMOS MAX16/MAX14805 14806-Channel High Voltage Analog Switch Capable of Switching Voltages up to 200V, 0 to 20MHz Maxim Integrated Products, Inc. released two high-speed SerDes (serializer/deserializer) of MAX9273/MAX9272 and MAX9271/MAX9272 chipsets for video surveillance systems Maxim MAX5881 - 12-bit 4,3 GHz DAC Measurement Specialties Announces Low-Cost 8102 Triaxial Piezo Accelerometer with ±6000g Range Melexis Microelectronic Integrated Systems NV and Atmel Corporation have developed a contactless identification system RFID according to ISO14443B with increased secrecy Yuma + Melexis Microelectronic Systems has developed a design of a special magnetic concentrator in the form of a ferromagnetic layer on a CMOS chip substrate, thanks to which it has implemented a Hall sensor called Trianis, sensitive to a magnetic field parallel to the chip plane Micrel Inc. released IC MIC5374/84 integrated LDO stabilizer with four outputs Microcap 11 is the first circuit simulator designed specifically for a 64-bit OS, capable of handling up to 192 GB of RAM and circuits containing up to 10 million components. Microchip Technology Inc. announced the RE46C180, the first ionization smoke detector IC with programmable calibration and the ability to operate up to 40 sensors in parallel Microchip Technology Inc. to the popular series of its 8 and 16-bit PIC8 and PIC16 microcontrollers has added a new 32-bit PIC32 series Microchip Technology Inc. proposed the MCP6V26/7 CMOS op amp series with continuous auto-zero Microchip Announces MCP9808 Digital Solid State Temperature Sensor with Typical Accuracy of ±0,25°C from -40°C to +120°C Microchip Guarantees 24 MIPS Performance in New PIC33 MCUs and dsPIC60 Digital Signal Processors with E Suffix MicroCHIPS has developed an electronic contraceptive for women that can be turned on and off using a wireless connection Micron and Sun develop Single-Level Cell Flash memory based on 34-micron NAND technology capable of withstanding up to a million data write cycles Microsoft Windows Mobile 5.0 - the unification of the platform of smartphones and Pocket PCs Microsoft has released a new version of its Internet Explorer 9 browser Microsoft bought Nokia Microsoft reminds that support for Microsoft Windows XP will end on April 8, 2014. Microsoft plans to release Windows 8 with support for 128-bit architecture Microsoft introduced the first assembly of the new OS - Windows 10 Microsoft showed off an early build of the new Windows 7 OS Microsoft: Windows 7 final point will be delivered on October 31, 2014 Mini-Circuits Introduces New GVA-123+ Ultra-Wideband Amplifiers with Frequency Range up to 12 GHz MiniDV-camcorder Sony DCR-PC55 with a record small dimensions of 45x99x72 mm MiracleSoft has announced a lock that opens with a call from a mobile phone MixW in Packet mode and working with DX-cluster MixW in SSTV mode and Hellschreiber MixW from UT2UZ and UU9JDR: Functionality, installation, connection to the transceiver, setup for receiving / transmitting MixW2 - a new version of a multifunctional program for communication on HF and VHF Mobile Net Switch - a convenient way to quickly switch Internet profiles MITSUBISHI MOSFET RF power amplifier module RA30H1317M1 for car radio FM transmitters in the range from 135 to 175 MHz Motorola decided to replace the vibrating alert of mobile phones with electric shock Moxon antennas DL5AB. for 2-meter and 70-cm bands captivate with originality and simplicity of design MP3 player on Multi Media Card MPEG-4 video player Impactra Motion-l Irbi Digital MPXNUMX player headphones do not need wires MR Tool for digital filter design mSATA SSD C400 series from Micron Technology Multi Meter 0.03 - a program for measuring resistance, capacitance and inductance using a duplex PC sound card MultiSIM card for cell phones Murata Manufacturing Completes FLECXAA-0075 Hybrid IC Development of Single-Chip Transceiver Solution for TransferJet™ New Broadband Short Range Standard Murata SWG - the smallest connector with dimensions of only 2 x 2 x 0.9 mm operates at frequencies up to 11 GHz NASA has allocated money to create a 3D food printer National Semiconductor 3D SPATIAL PROCESSOR in IC LM48901 4-channel UMZCH class D and a special branch of the Webench Speaker Array Designer online design system National Semiconductor LM3450 for LED lighting capable of operating from thyristor dimmers National Semiconductor Launches RoHS Compliant Bluetooth Module LMX9838, Highly Integrated and Small in Size National Semiconductor Releases LMP90100 Highly Integrated Multichannel Analog Interface IC for Precision Sensors National Semiconductor has manufactured a new LMH6629 operational amplifier with the latest CBiCMOS8 SiGe complementary bipolar-CMOS technology with a spectral noise density of 0,69 nV / Hz National Semiconductor launches LMH6522 quad amplifier IC with digital gain control NEC Electronics mPD9993 is the first melody chip for mobile phones that supports not only 64-tone MIDI polyphony, but also mp3 and AAC phonograms NEC introduced an unusual surge protector Green Tap, which automatically turns on and off household appliances and saves up to 15% of electricity New Japan Radio Co. Ltd, under the new MUSES brand, launched the production of especially audiophile op amps MUSES01 / 02 and MUSES72320 - a two-channel electronic volume control with a harmonic coefficient of no more than 0,0005% and a self-noise level of no more than -118 dBA New Japan Radio Co. expands MUSES series of audiophile op amps with MUSES8832 bipolar twin low voltage Rail-to-Rail op amps NF406 Class AB Audio Power Amplifier NICAM decoder Nikon develops the COOLPIX SIOOOpj, the world's first camera with a built-in projector Nokia 6136 UMA (Unlicensed Mobile Access) and Motorola A910 Nokia has announced a mobile phone X1-00 aimed at music lovers, which will be able to work without recharging 61 days Nordic Semiconductor based its low-cost ultra-low power (ultra low power - ULP) single-chip 2,4 GHz nRF24LE1 transceivers to develop the basic circuit for a new generation of radio control toys such as nRFready R/C Racing micro racing cars. Nuvoton ISD2360 - the first three-channel audio device (ChipCorder®) with parallel processing, integrated mixer and class D UMZCH NXP BC847QAPN - a pair of npn and pnp transistors in a 1,3x1,3x0,37 mm package NXP Semiconductors announced the expansion of the class AB automotive UMZCH family with the TDF8546A chip with integrated input filters that prevent interference with GSM mobile phone signals and the patented Best Efficiency Mode system NXP Semiconductors Announces TV543, World's First Single-Chip Digital LCD High Definition TV Solution NXP Semiconductors Announces Fourth Generation of BISS-4 Transistors NXP Semiconductors releases UBA2028, a dimmable compact fluorescent lamp dimming IC NXP Semiconductors Launches Medium Power Transistors in New SMD Micro Package Type SOT1061 NXP Semiconductors has introduced a new series of AXP ultra-low-voltage micro-power logic elements made using Si-gate CMOS technology with a supply voltage of 0,7 V NXP Semiconductors has developed an online UHF PCB Antenna Design tool to facilitate the design of printed VHF antennas, in particular for RFID systems. NZXT Announces a New Line of High-Efficiency (87%+ Efficiency) HALE90 Series PC Power Supplies up to 1000W with +12V Bus Current up to 83A N-channel insulated gate bipolar transistors (IGBT) of the fourth generation of International Rectifier IRG4PC30S with reduced switching losses Rohm Semiconductor RV3C002UN N-channel low-power MOS transistors with two integrated protective diodes have dimensions of 0,6 x 0,4 x 0,36 mm and are the smallest in the electronics industry Advanced Linear Devices ALD210800 N-Channel Zero Threshold MOSFETs Fairchild Semiconductor MicroFET PowerTrench N-Channel FETs FDMA1024NZ Increase Efficiency of Switching Voltage Converters OBD2 simulator OBD-II USB adapter on PIC18F2455 Olympus Optical has updated its unique line of cameras for extreme sports (nTOUGH-8100) by the beginning of the summer season Olympus SP-550 UZ - world's first 18x optical zoom camera ON Semiconductor launches 2N6028 programmable unijunction transistor ON Semiconductor releases NCS8353 class D stereo UMZCH IC with 2 x 20 W power, which does not require a heatsink for cooling onlineconversion.com - site with online calculators OSRAM Opto Semiconductors packs a 2,8 x 2,8 x 0,9 mm light sensor and SFH7770 presence sensor into one package Panasonic D-snap SV-AS3 - four-in-one for $250 Panasonic HDC-SDT750 is the world's first XNUMXD HD camcorder targeted at the consumer electronics market Panasonic 31-inch 4 x 310 BT-4096LH2160 LCD Monitor P-CAD and negative photoresist PCB Trace Calculator and Crosstalk Calculator LSI Nytro™ WarpDrive cards PCIe flash accelerator cards deliver up to 30 times the read/write speed of the most frequently requested data in database servers PDFMaster - viewer for pdf, djvu, chm, epub and fb2 files is supplemented with a new module PDFMaster Printer for printing any documents from any program on your PC to a pdf file Penultimate Zen on the field IRFPs Peregrine Semiconductor Launches DuNE UltraCMOS™ DTC PE6230x0, PE6210x0 and PE64906/7/8/9 Series Capacitor Arrays for Antenna Matching Devices Philips has developed a new concept of SoundSphere loudspeakers PIC Simulator IDE v6.70 - debugger for programs written for PICmicro microcontrollers of the 12Pi 16F series Picaxe Electronic Bread Board Layout Emulator V2.4 will help you learn how to place electronic circuit elements on breadboards of a wide variety of configurations PicoScope 3207A/B is the world's first USB 3.0 computer oscilloscope PIN diodes in attenuators and switches PIN diodes MA4P1250 and MA4P1450 from M/A-COM, Inc. Pioneer has released two new audio systems dedicated to personal computer users - S-MM301 (Triple Coil Drivers) and S-MM751RU with wired remote control and SD memory card slot, allowing you to listen to music (MP3, WMA) without even connecting the system to a computer Pioneer and Memory-Tech with technical assistance from Mitsubishi Kagaku Media Co., Ltd. jointly modified the structure of the optical Blu-ray Disc (BD), providing a capacity of 256 GB single-sided, and 512 GB double-sided Plangent Processes has developed a method and created equipment to eliminate the detonation of the sound of unique magnetic phonograms recorded in the last century on analog tape recorders .... 4/8 Active near-field studio monitors of the AX series from ADAM Audio GmbH feature an extended frequency range up to 50 kHz Planon Launches World's Smallest 100 x 50 x 86mm SlimScan SS3 Scanner Plessey Semiconductors has developed a new type of non-contact sensor for taking an electrocardiogram Electric Potential Integrated Circuit Pocket Multi-Instrument Version 1.0 for PDAs PRAXIS - software for measurements in the field of audio equipment, vibration transducers, room acoustics, loudspeakers PROMT completed work on updating the site https://www.translate.ru - one of the most popular online translation services PS10 is the first commercial solar power plant in Europe with a capacity of 11 megawatts PSK-receiver on three transistors for 14,070...14,074 MHz Pulse Finland Oy has developed an ultra-small 5-band combination antenna for all GSM and W-CDMA 2100 bands Push to Talk over Cellular - Push to Talk over Cellular Q-MeTpVK5JST QRP SSB transceiver for 20m band QRP mini transceiver for CW operation on 80m band QRP multimeter QRP LM317 voltage stabilizer IC transmitter for CW operation on 160 meters QRP CW transceiver on 80m QRP transceiver SDR-cube from Midnight Design Solutions QRP transceiver for CW operation on 80 meters Dudas Levente QRP transceiver for PSK communications on 80m band QRP-CW transmitter at 7 MHz QRP-CW transmitter on one digital chip QRP-CW transceiver on NE592, NE612 QRPVM for KB QSL managers Q multiplier Rail-to-Rail JFET op amp Analog Devices ADA4001-2 with 7,7 nV/?Hz noise and 0,00006% harmonic distortion RCalc - calculator calculates all parameters of voltage divider, potentiometric level regulators, parallel/series circuits having a given resistance RC oscillator on a modified Wien bridge RDR50B - SDR radio receiver with additional Burkhard Reiter transmitter unit Re: Current or voltage (UMZCH on TDA7293 with operational switching of the load mode) REALmagic Xcard - video card with hardware MPEG-4 decoder Realtime Audio Spectrum Analyzer by InterFlex Systems - software for advanced spectrum analysis RF Microdevices CXE1089Z - amplifier IC for digital cable television in the range 50-1050 MHz RFM12BP - FM transceiver radio module RIAA vinyl-corrector on discrete components cKg=0,006% RIAA adapter with passive anti-corrector RIGblaster Blue from West Mountain Radio allows you to control the transceiver via bi-directional Bluetooth protocol at a distance of up to 10 m using a PC, laptop, tablet or smartphone, as well as use a wireless Bluetooth headset RightMark AUDIO Analyzer version 4.2 PIC RISC microcontrollers from Microchip Technology Rockwell Collins has released a Lightning protection design calculator that allows you to relate the parameters of test lightning according to the D0-160 standard with the parameters of protective radio components Room EQ Wizard is a Java application designed to analyze the acoustic parameters of a room and obtain the data necessary to correct its frequency characteristics RS232-TTL and USB-TTL adapters for FlashMagic EN.EMBEDDED FAQ (frequently asked questions about microcontrollers). MCS-51, AVR, PIC S,PDIF Monitor Burr Brown and Wolfson Microelectronics S/PDIF receivers with built-in jitter reduction Sample Champion Release 2.8 calculates full impedance frequency response and Thiel-Smol parameters Samsung taught mobile phones to recognize speech and even hand movements SanDisk Corporation Guarantees 64MB/s Speed with its Latest 90GB Extreme Pro CompactFlash Series SanDisk Partners with Motorola to Develop World's Smallest TransFlash External Flash Memory Card SanDisk introduced the Memory Vault drive, which is capable of storing data for at least 100 years SanDisk Introduces New Music Distribution Format slotMusic SanDisk Develops 512GB Extreme PRO SDSDXP-512G Memory Card Sanwa Newtec has developed a printer that can print without toner, without ink, and even without paper. SatFinder by Klaus Hirschelmann fully automates the procedure for calculating the azimuth and elevation of satellite dishes anywhere on Earth SatHunter - a program for calculating the installation angles of a satellite dish School Info - a system of electronic SMS diaries for schoolchildren SC-SCC-SET Aristide Polisois and Giovanni Mariani Toshiba FlashAir™ SD card with built-in Wi-Fi adapter can work as an access point SDR receiver PERSEUS SDR receiver WR-G39DDCe from WiNRADiO with a frequency range from 9 kHz to 3,5 GHz SDR transceiver FLEX-6300 from FlexRadio Systems SDR HF transceiver ZS-1 developed in St. Petersburg FLEX-6000 Signature SDR transceivers based on SmartSDR SDVR - Software-Defined Valve Radio (tube software-defined radio) SE and two PP on 6P6S SE and RR on 6P1P SE and three PP on G-807 SE on 6P7S SE on 6P7S and the nuances of calculating and applying environmental protection SE with output stage lamps connected in parallel SE, PP and Alexander Arion's almost Williamsonian superPP on the twin beam tetrode 8458 Semcode - two-dimensional barcode for auto-recognition by mobile phones with a digital camera Semiconductor Energy Laboratory, Advanced Film Device and Sharp demonstrate prototype 13,3-inch OLED display with 7680 x 4320 resolution and 663 pixel density per inch Jim Rowe's Semiconductor Tester measures virtually all major static parameters of virtually all semiconductor devices SemiSeek, ChipSeek, Electronic Engineers Master - REA developer assistant SiGNa Chemistry and myFC learned how to extract electricity from salt, sand and water Signal Analysis PICtall Daughter Board and Baseline Flash Microcontroller Programmer by Microchip Silicon Laboratories Inc. created the first IC AM / FM receiver Si4735, which allows you to receive radio stations not only in the VHF and LW, but also in the KB bands Silicon Laboratories has created C8051T606 - the smallest (2x2 mm) microcontroller in the world Silicon Labs Develops Si826x - CMOS Alternative to Isolating Optodrivers SIMetrix Technologies Ltd. proposed a full-fledged SPICE simulator of mixed (analogue-digital) SIMetrix circuits, characterized by improved convergence of iterations according to Newton-Raphson and the first used Pseudo transient analysis algorithm - pseudo-transient analysis with conditional fixation / isolation of non-computable nodal potentials SIMPLIS is a circuit simulator in which high-power switching transistors operating in switching mode are modeled by piecewise linear segments, and not by a system of nonlinear equations SiTime Corporation releases SiT9105 XNUMX-in-XNUMX programmable clock IC SK UT5BW Skip-Away - a device that restores damaged CD, DVD, HD DVD optical discs with a dry, non-abrasive OptoClear process SkyTraq Introduces Venus638FLPx Single-Chip GPS Receiver with Industry-Recording 20Hz Refresh Rate Skyworks Solutions Launches Low-Noise Microwave Preamplifiers (LNA) Based on Pseudomorphic GaAs Transistors with High Electron Mobility Skyworks Solutions has developed the SMV1213-040LF varactor with super steep characteristics for low voltage applications SMS controller for Nokia mobile phones SMS Kettle PG Tips ReadyWhenUR Sonion A/S has developed the world's smallest 5000mm12 3 series electret condenser microphones with extended frequency response. Sony Handycan HDR-CX7EK - AVCHD camcorder without magnetic tape and optical discs Sony and Panasonic announced that the evolution of CD \ DVD \ BD will soon have a new round - Archival Disc with a capacity of up to 1 TB Sony announces prices for budget 55- and 65-inch 4K TVs XBR-55X900A and XBR-65X900A Sony Introduces 17,7MP Exmor R Image Sensor for Cell Phone Integration Sony Introduces World's First Google TV-Enabled HDTV Internet TVs NSX-46GT1, NSX-40GT1, NSX-32GT1, NSX-24GT1 Sony demonstrates a bio-battery that generates electricity by breaking down glucose, such as Coca-Cola Sony has developed a modification of the audio CO-disc format called Blu-spec CD Sony has developed a new technology for multi-layer recording of data on optical discs - Micro-Reflector Sony develops professional headphones with up to 100 kHz bandwidth - MDRZ7 and MDR-1ADAC/S Sony announced the development of a modification of the audio CO-disc format called BluspecCD Sony managed to create a new magnetic tape with a surface recording density of 148 GB/sq. inch, which allows recording 6 TB (or 185 times more) of information in the LTO74 cartridge form factor SonyDrive XEL-1 is the first Organic Light Emitting Diode (OLED) TV Sound Card Analyzer 2.0 - a program for automatically measuring the characteristics of a PC sound card and other sound devices SPAMfighter advises shoppers to be careful not to buy anything from spammers Burr Brown and Wolfson Microelectronics SPDIF receivers with built-in jitter reduction SpeakerAngle is Genelec's iPhone application that allows you to properly adjust the angles of both stereo speakers and multi-channel 7.1 home theater sets SpectraChipTMIF - digital replacement of the analog part of the IF filtering SpectraLAB in amateur radio measurements Spectrum Laboratory V2.7b20 Splashpower develops contactless battery charging technology SRPP architecture on powerful EL84 pentodes in a headphone amplifier 120 W SSB amplifier for 6 meters SSB Mini Transceiver Bartek 2006 SSTV programs for IBM PC under DOS SSTV programs for IBM PC under WINDOWS OS ST Microelectronics TS4997 - stereo amplifier with fully differential inputs and outputs StarLink - digital and analog radio channel design software Stealth Computer Ultra Small Mini PC LPC-100 with dimensions of 102 x 155 x 37 mm is equipped with an Intel Core 2 Duo T9400 (2,53 GHz) processor, 8 GB DDR3 RAM and 500 GB SATA hard drive STM32F4Discovery in audio engineering STMicroelectronics LIS244AL - ultra-compact and economical dual-axis linear accelerometer STMicroelectronics ST6G3244ME is a bidirectional level translator STMicroelectronics ST6G3244ME is a bi-directional level translator that complies with the new specification for SD flash cards SDR12, SDR25, DDR50 up to 2 TB STMicroelectronics Announces the L3G462A IC, the Industry's Smallest XNUMX-Axis Analog Gyroscope STMicroelectronics has released a 16-kilobit EEPROM M24LR16E with two interfaces - two-wire I2C and contactless for RFID and NFC systems STMicroelectronics has released a chip without a single transistor or amplifying element EMIF02-MIC07F3 - a highly integrated filter for protecting microphone inputs (lines) from electromagnetic interference and electrostatic charges STMicroelectronics introduced the LYPR540AH microminiature three-axis gyroscope STMicroelectronics introduced a new generation of intelligent control chips STMicroelectronics Introduces New Generation of Smart Reset Chips STMicroelectronics introduced a new family of power field-effect transistors STx7N95K3, made using SuperMESHS technology STmicroelectronics introduced the world's first universal lighting SMED / DALI controller STLUX385 STMicroelectronics has created the industry's first 6-dimensional sensor LSM330DL - a three-axis gyroscope along with a three-axis accelerometer Super OLED TV Samsung KN55ES9000 Super Speed USB 3.0 will allow you to exchange data at speeds up to 4,8 gigabits per second, which is an order of magnitude faster than the current USB 2.0 Super Talent launches new M.2 SSD for ultra-thin laptops and tablets SVGA Monitor Samsung CVP 423/486 The SVR-515 is Sony's new 40 GB hard drive VCR... Swordfish PS40M10 - probe oscilloscope from USB Instruments Symmetricom Inc. made a technological breakthrough in the field of miniaturization of ultra-precise atomic frequency and time standards (SA.45s Chip Scale Atomic Clock module) TAS5705 is one of the most advanced digital UMZCH from Texas Instruments NXP Semiconductors NV's TDA18273HN is a one-chip all-in-one RF solution for analog and digital terrestrial and cable TV TDA2052 (SGS-Thomson) - IC 60-watt UMZCH TDA7560 - IC UMZCH 4x77 W with car power 14,4 V TDK showcases 1TB optical drive Telephone VOX recorder MP3 1.2 for recording and archiving in MPXNUMX format of telephone conversations Tethercell-adapter AA form factor remotely turns on and off, programs the work of several gadgets according to the schedule, controls their battery level and even... finds lost Bluetooth Texas Instruments ADS1113/1114/1115 is the industry's smallest 16-bit delta-sigma ADC at only 2,0 x 1,5 x 0,4 mm Texas Instruments CC8530 PurePath Wireless audio transmits up to four channels of CDDA quality digital audio over the air over a distance of 30 m Texas Instruments Incorporated has offered a noise calculator in the form of the Excel file Noise Calculator 3_05.xls, which correctly calculates the point and integral noise of the op-amp Texas Instruments TAS5261 - single-chip output stage UMZCH PurePath D1 / 10 Texas Instruments spoke in Russian Texas Instruments TPS22933A Powerful XNUMX-Input Automatic Multiplexer with Integrated LDO Texas Instruments, with the release of a new series of ICs TPA3116D2 / TPA3118D2 / TPA3130D2 with 1SPW mode, proved that not everything was invented in class D UMZCH Texas Instruments speaks Russian Texas Instruments has launched a low-cost IC CC1180 - a network transceiver-processor for a sub-GHz wireless network, called 6LoWPAN Texas Instruments Introduces World's First WiLink 7.0 Mobile Radio Processor with Built-in mWLAN 802.11 a/b/g/n, WiFi Direct, GPS, Bluetooth and FM Transceiver Texas Instruments Introduces the Industry's Smallest TPS81256 Integrated DC Boost Converter for Portable Devices up to 3W Texas Instruments expands its op-amp portfolio with the OPAx836 family, featuring the industry's best performance/power ratio THAT4320S Analog Engine 1C series from THAT Corporation for high quality compressors, limiters, de-essers, AGC, companders The Alutronic RthK Calculator for calculating radiators Thingsquare Code - the world's first online interactive development environment for Internet of things Thomson announced the development of a new format for storing sound information - mpSHD Tilera introduced a new line of TILE-Gx chips, which contain from 16 to 100 processor cores and perform up to 750 billion operations per second Tipard Blu-ray Converter v4.1.08 - BD/DVD video grabber converter to other popular video formats tizi+ Mobile TV - mobile Wi-Fi hotspot for digital television Tl TAS5261 - single-chip output stage UMZCH class PurePath D TND amplifiers TOKYO HY-POWER launches the world's smallest and lightest KB power amplifier HL-1.1Kfx Torrent Stream is a technology for expanding the scope of the popular BitTorrent peer-to-peer protocol for streaming audiovisual programs Touchstone Semiconductor Announces Extension of Nanowatt Analog™ Micropower IC Family with TS3003/4/5/6 Timers with Power Consumption Less Than Today's 555 CMOS Analogs TpancHBepOMNI-VII from Ten-Tec Traffic Inspector - a unique combination of a powerful and flexible billing platform with a proxy server TreeSize Free will collect data on the size of all directories of the selected disk, not only PCs, but also smartphones Trimble Announces CopernicusTM II GPS Module with Low Current Consumption and Very High Sensitivity TrueRMS Converter TrueRTA developed by True Audio is another of the many software generators-oscilloscopes-spectrum analyzers based on computer sound cards U-DX-A - Ukrainian diploma program UKRAINIAN DX CONTEST 2005 UlA-news, tables of achievements of Ukrainian r/l st. under DXCC and UDXA programs Ultra LD Mk.3 - UMZCH class AB with the least distortion ever published worldwide USB Transcend PNU3 - ExpressCard for equipping laptops with USB 3.0 interface ports USB circuit breaker USB sound card for acoustic measurements Jim Row USB interface for high quality stereo recording of live sound from two professional microphones USB oscilloscope Cleverscope CS328A USB oscilloscope BM8020 Huawei EC 306 USB radio modem supports EV-DO Rev B+ mode Kworld USB TV tuners for PC with both analog and digital channels USB electrocardiograph USB to CAN adapter USB to LPT converter Wi-Spy USB adapter and Chanalyzer software scanner-spectrum analyzer for an overview of all interfering Wi-Fi (Bluetooth, ZigBee, etc.) devices in the 2,4 and 5 GHz bands Ruud van Steenis' BaroStick USB barometer will automatically send your weather data to the Weather Underground server Greg Swain USB injector for external hard drive and other power consuming USB devices PicoScope USB oscilloscopes for professional car diagnostics and tuning USB flash drive as a microcontroller system memory device in Thomas Fischl's datalogger UT1MA - 80 years!!! UT5ULF-SK Very Low Dropout (VLDO) Regulators ON Semiconductor NCP694 VFO for QRP transceiver at 7,000...7,050 MHz on a lambda diode VGA splitter VHF/UHF digital transceiver ICOM ID-800H Viber is a cost-effective and ad-free alternative to Skype VicMan Software launched the first Online Photo web platform! Enhancement to automatically enhance photos Virtual Breadboard is a free digital circuit simulation software Vishay Siliconix Announces New 2N6660/2N6661 N-Channel MOSFETs Optimized for Direct Connection to TTL/CMOS Logic as Relay Drivers Vishay Siliconix has released a new key FET SJ4628DY based on patented SkyFET technology to improve the efficiency of laptop processor core power stabilizers, as well as synchronous buck converters. Visual Analyzer - virtual oscilloscope / spectrum analyzer / signal generator / RLCESRmeter based on a PC sound card with a software DAC to correctly display the waveform at a frequency close to half the sampling rate VLC media player 0.8.5 VocalMaster to improve the efficiency of the QRP transceiver's SSB signal VoIP service for mobile phones Volvo Car Group has developed a revolutionary concept car body turns into a battery VOX with stable turn-off delay SurCode for Dolby Pro Logic II VST Plugin V-shaped Windom for 3,5-30 MHz Wahoo Blue SC is a bicycle cadence and wheel speed sensor that transmits data to iPhone 4S via Bluetooth 4.0 Warbler - a simple PSK31 transceiver for 80 meters Web of Trust is a free tool for safe web surfing based on the opinions of millions of members of the Internet community WebMoney has released the WebMoney Voice application, which allows you to conduct confidential telephone conversations The Belkin NetCam HD Wi-Fi Camera with Night Vision webcam allows you to remotely monitor what is happening in the room using a smartphone or tablet Web tablets Nokia N800 The National Semiconductor WEBENCH web resource has been supplemented with a WEBENCH Sensor Designer section to facilitate the selection and design of an analog or digital temperature, photo, pressure or humidity sensor Western Digital Announces 6TB My Book Studio Edition II External Hard Drive Wi-Fi Direct connects two laptops at up to 250Mbps without a wireless router or Wi-Fi hotspot The HyperLink HA2425T Wi-Fi Booster delivers 25W in the antenna, while the HG2430G Parabolic Mesh Wi-Fi Antenna has a gain of 30dB Netgear's N900 Wireless Dual Band Gigabit Router WNDR4500 delivers record-breaking data transfer speeds of up to 900 Mbps Wi-Fi module eConais EC19D01 dimensions 8x8x1,5 mm Wi-Fi socialism firm Fon Wireless Ltd. WinAIRR for Windows 4.01 - program for acoustic measurements WinRAR 3.70, an installation-free version of WinRAR Unplugged 3.7.0.1 for carrying with flash drives and Pocket RAR 3.60 for Pocket PC Wolfson Microelectronics launches WM7110 and WM7120 series of silicon microphones Wolfson Microelectronics has patented and in early August has already implemented in the latest telephone amplifier WM2002 myZone technology - digital ambient noise suppression World Robinson Cup 2006 www.ic-on-line.cn contains a huge amount of daily updated reference data (datasheets) of electronic components XCOR Aerospace Plans to Start Selling Tickets for $95 Lynx Private Spacecraft XPLite for correct uninstallation of unnecessary standard components, drivers, services and utilities of Windows XP XVII international competitions in sports radio direction finding Kyiv spring 2008 XYZprinting Unveils New Da Vinci 3 1.0D Printer Under $500 YAESU Announces Budget Version of FTdx3000 YAMAHA H7000 - 2000 watts into 8 ohms bridged Yamaha used the PAR principle to create the YSP-1 speaker system Zen Variations #9 by Nelson Pass Zetex Semiconductors announced that its Class Z UMZCH or Direct Digital Feedback Amplifier (DDFA) concept provides performance that outperforms most analog UMZCHs. ZigBee in new projects Master KIT ZigBee transceiver for radio communication between two PCs with a data stream of 19200 baud Emergency switch Auto load switch Auto-adaptive touch button on ATtiny13 Lighting auto switch Auto-switch-off night light with two super-bright white LEDs Load switch Lighting auto switch TV auto switch Auto switch for street lighting Self-oscillator on the integral timer 555, the generation frequency of which is inversely proportional to the supply voltage Self-oscillator with proportional frequency control An automatic device for charging lithium-polymer batteries of mobile phones without involving a mobile phone as an intermediary motherboard Automatic machine for facilitating typing from a dictated phonogram Domestic electric pump control machine Night light switch without DC power supply and electromagnetic relay Automatic lighting effects on PROM Chaos lighting effects machine Stephen Stopford's machine, which turns on the irrigation pump if the soil moisture falls below a predetermined threshold Automation for the Christmas tree Power amplifier automation. Sequencer and timer for lamp glow GU-81M Automation, consumer electronics, power supplies, chargers Automatic water alarm Automatic disco flasher Stealth 9310 Automated Mobile HF Antenna for Amateur Use Rich Hendel's auto-tuning vertical antenna Automatic chargers for AA batteries Automatic relay switches for siren and Christmas lights Automatic S/PDIF selector Automatic antenna analyzer ZM30 from Palstar Automatic antenna tuner ANT-09 by Roman Sokolovsky (UA3GDW) Automatic Antenna Tuner AT-1000 LDG Electronics Automatic Antenna Tuner LDG Electronics AT-1000ProII Automatic antenna tuner LDG Z-817 for QRP transceivers Automatic Antenna Tuner LOG Electronics AT-7000 MFJ-998 Automatic Antenna Tuner Icom AT-130 Automatic Antenna Tuner Automatic antenna tuner with microprocessor control CG-2000 from CG Antennas Automated Audio Switcher for Comparative Sound Examination Automatic light switch based on infrared motion sensor The John Mastromoro circuit breaker allows you to remotely turn on and off household electrical appliances by dialing the phone with a set number of beeps Circuit breaker for incandescent lamps in the hallway Automatic light switch Automatic probing pulse generator in a two-terminal probe Automatic speaking color recognizer Automatic sound leveler for transceiver Automatic inductance meter Coil Clinic Hert Baars Automatic uninterruptible power supply Automatic Antenna Switcher for Yaesu FT-817 Transceiver Automatic Room Acoustic Monitor Automatic linear amplifier ACOM RH2000A Automatic linear power amplifier OM3500A for operation on all amateur bands from 1,8 to 29 MHz with all types of modulation Automatic determinant of conclusions and main parameters of transistors and diodes Automatic amplifier switch for Icom IC-706 MKM, -736, -746 Automatic telegraph key RU3ER Automatic telegraph key SP5EIN on the microcontroller AT90S2313 Automatic battery and accumulator tester Palstar AT2K Automatic Antenna Matcher Palstar AT-Auto Antenna Matcher Automatic Antenna Matching Device DO3SPR for balanced and unbalanced antennas Automatic inclusion of marker lights (headlights) in the car Automatic car battery charger from a computer power supply Automatic charger for Li-lon/Ni-Cd/Ni-MH batteries Automatic battery charger Automatic offset in RA Heinz Bolli AG auto-matching device with remote control for balanced and unbalanced SAMSplus antennas Car CB antenna from coaxial cable Automotive / multimedia UMZCH on the ZXCD1000 IC from Zetex, operating in class D mode Automotive boost converter Automotive voltage converter 50Hz 220V 150W Car audio CD player from a computer CD-ROM Car stereo UMZCH on IC TDA1510 Car stroboscope from a laser pointer Car tachometer Automotive UMZCH 2x35 W on TDA8560 Automotive UMZCH 2х22 W (TA8210AH/AL) Automotive UMZCH in pulse mode class T Automotive UMZCH Domian Sosnowski on IC US1 TDA1566TH Automotive UMZCH class A with inductive load Automotive UMZCH for 4x40 W with a voltage converter Automotive UMZCH with boost converter Car Broadband Antenna Amplifier Autonomous SMS alarm Panic button Off-grid solar charger for mobile phones and USB devices Autonomous charger for nickel-cadmium and nickel-metal hydride batteries (mobile phones, radios, audio players, electric shavers and other portable electronics) on solar batteries Standalone CDROM controller with remote control and display Standalone NetWorker WEB server by Sven Schlender on PIC18F67J60 Standalone audiovisualizer based on a microcontroller and a color LCD display from a faulty Nokia 3510i mobile phone Standalone web server (Web Server In a Box) by Mauro Grassi on the dsPIC33 microcontroller Standalone RC-5 code decoder Standalone controller on PIC16F871 for ATAPI CDROM Standalone MPXNUMX player Auto switch SSB-PTT Auto load switch Stereo program autophaser Adapter 1-Wire => RS232 KL line adapter for car diagnostics and chip tuning Wi-Fire adapter from hField Technologies allows you to approximately triple the range of your Wi-Fi network Ben Jordan adapter for powering amateur radio or experimental devices from ATX format computer power supplies without any interference with the power supplies themselves Adapter for transmission of four independent signals in the band up to 10 MHz over one twisted pair Adapter for powering portable computers such as Laptop from the car's on-board network Adapter to PC COM port - frequency meter Western Digital WD Livewire adapters match Powerline HomePlug AV2 Adaptive high quality 3-way active speaker Adaptive color saturation control Addresses of sites related to emergency medicine and pharmacology Aquaodometer by Michael Künman Sanyo's new eneloop series batteries Activation of the Type and AT function without connecting the ACS Active KB antenna MaxiWhip Active Antenna Active antenna for LW, MW and HF bands Active antenna for 10...20 m bands for mobile monitoring Active antenna at 1,8-7 MHz Active magnetic antenna for 136 kHz band Active magnetic receiving antenna for the 136 kHz band Active magnetic loop receiving antenna with an electrostatic screen RF PRO-1B of the American company InLogis for receiving signals in the range from 50 kHz to 30 MHz Active miniature antenna for 2m band Mini-Loop Active Loop Receiving Antenna Active magnetic pickup for 160m band Active loop antenna for KB Active ferrite antenna with Q-multiplier Active speakers with active crossover and subwoofer NoiseBuster Active Headphones from PROTECH Active optical cables of the Blazar LUX5010 series from Luxtera Active 3-band tone control on two op amps Active Antenna Splitter Active signal processing unit for subwoofer channel Active video splitter Active video splitter by Lucian Bryndza Active differential probe to oscilloscope Active measuring bridge for tuning transmitters, filters and antennas George Daneveras active crossover with Linkwitz correctors Active crossover for XNUMX-way HiFi AC Active crossover on Beitner and finite impulse response filters Active optical audio isolator Active CW bandpass filter Active preselector Active preselector for ultra-longwave range Active preselector with Q-multiplier for 40m band Active crossover filter for speakers Active notch filter for mains frequency interference suppression Active subwoofer Thomas Scherer's active synchronous rectifier is 10 times more efficient than Schottky diodes Active XNUMX-band tone control Active LPF for subwoofer Active probe for RF voltmeter or oscilloscope Dynaudio Consequence Ultimate Edition speaker system with active isobaric woofer load and 17 Hz lower frequency cutoff The ECOXGEAR ECOXBT speaker system can serve as a lifeline Speaker system Sony Sountina NSA-PF1 with a circular pattern Radialstrahler omnidirectional speaker systems Linn Audio's Reference Granite loudspeakers with a horn mid-range frequency band from 19 Hz to 40 kHz provide standard sound pressure from 97 to 107 dB/W/m Acoustic switch Acoustic voltmeter Acoustic switch Acoustic watchman acoustic relay Acoustic-light signaling device for blown fuse Alex Arion built his UMZCH in full compliance with all High-End canons with an output stage on a pair of parallel powerful 6AZ triodes Aleksey Nikitin proposed an original software and hardware method for measuring the knock coefficient, the hardware element of which is a PC with an analysis program (simulator) for electronic circuits LTSpice IV Alternative pdf viewer PDF-XChange Viewer 2.0 from Tracker Software Products Ltd. faster and more functional than Adobe Acrobat Reader Alternative PDF Reader 1.2 by Foxit Software The American Cushcraft has released a new vertical antenna R9 for ranges from 6 to 80 meters The idea of a single-cycle output stage on a source follower with a transformerless output and direct connection to the load in a hybrid UMZCH V. Grishina American physicists have created a unique device - a desktop chip printer that allows you to print complex semiconductor devices and nanostructures literally at home amplitude modulator AM receiver for medium, long and ultra-long waves AM receiver on a three-pin IC AM-FM receiver on two ICs of the K174XA series Analysis of UMZCH by A. Litavrin with MKUS and hyperdeep environmental protection Anritsu Site Master S331L Antenna and Line Analyzer 2 MHz to 4 GHz R&S FSL spectrum analyzer from Rohde & Schwarz Analogue of a powerful optoelectronic relay based on discrete elements Analogues of foreign and domestic thyristors and triacs 10 ms analog delay line with hundreds of all-pass phase filters in series in a Douglas Ford spatial decoder An analog solution for receiving and transmitting high quality stereo audio for portable players was offered by Texas Instruments Incorporated in HMCSN761633 Analog multipliers Analog USB converter on PIC16C765 Analog interface for PC InvenSense ICS-40720 analog microelectromechanical microphone delivers unprecedented -70dB noise floor Analog frequency counter Analog-to-digital (without ULZ) delay in chrominance decoders Hangar for radio amateurs Anemometer Anemometer from a computer mouse, VHS video recorder and cassette player Anode power supply for tube power amplifier Anode rectifier starting with a choke Microchip PIC8LF10 322-bit microcontroller generation announced in 6-pin SOT23 package with new integrated peripherals Antenna 2 EL DELTA LOOPS Antenna 8-element square at 50 MHz Battle Creek Spcial antenna on 40, 80 and 160 meters Antenna HB9RU for the 50 MHz band and more Antenna ON4UN and its modifications Antenna OSMIKA (S51KQ) at 2,3 GHz The SteppIR DB42 Monstir Pro antenna is currently the largest of the Dream Beam series. Super Moxon Antenna T2FD antenna on US5NGH radio Antenna UT5VD for 2-meter range with a circular pattern in two planes Wonder Bar antenna for WARC band weekend antenna Antenna for giving at 145,5 MHz Antenna for 160 m band with low suspension height Antenna for portable radio stations at 144 MHz Antenna for handheld VHF/UHF transceiver Antenna and receiver for receiving weather maps from satellites Antenna from coaxial cables Antenna from beer cans for a range of 70 cm Lerry Banks Mohop Antenna (W1DYJ) for 20m 7 MHz low height antenna 7 MHz Antenna with 8 Way Switchable Beam Antenna 80 m wire pyramid Antenna Moxon Rectangle for 10 meters humble shortwave antenna Antenna system without tuner Antenna system for communication via amateur satellites Antenna matching device Antenna coupler ATL for operation with QRP transceiver Antenna Matching Device MFJ-907 Antenna coupler Lubos Matiasek (OK1ACP) for QRP transceivers 136 kHz Antenna Matcher Oleg Platonov's antenna matching device (RA9FMN) for operation with 100 W transceivers Antennoscope based on measuring RF bridge Weekend Antennas - J and SuperJ on 145 and 50 MHz Coaxial cable antennas Eamon Skelton (EI9GQ) antennas based on the Moxon rectangle for 10 meters Antennas of the Italian company Ultra Beam with elements of beryllium perforated tape Antennas based on a rectangular wire frame with an aspect ratio of 1:3 Antennas with circular polarization SteppIR antennas tune their flexible beryllium elements to a specific frequency using servos and a remote control system. Antenna verticals: hosiery technologies Antenna amplifiers and active antennas Antenna analyzer Antenna Analyzer SQ7JHM Antenna Analyzer TZ-900 Antenna unit for compensation of losses in the antenna feeder on the 2-meter band Antenna UHF amplifier with remote control Antenna support insulator flying saucer Antenna switch of a special kind Scott McCann Antenna Probe Antenna splitter for 12 directions AS-12X from BAZ Spezialantennen Antenna tuner BT1500AL from Palstar Antenna tuner QJ-200 Antenna tuner Z-match Antenna tuner for HF radio stations COMET CAT-3000 is the only such device that allows you to broadcast 3 kW on any type of antenna Lee Jennings Antenna Tuner (ZL2AL) based on Dean Straw's (N6BV) circuit but with high quality vacuum capacitors Antenna tuner for 50 and 144 MHz The PALSTAR antenna tuner matches both balanced and unbalanced antennas with input impedances from 10 to 2000 ohms in the range of 1,8-52 MHz with 50 ohm amplifier outputs up to 4500 W Antenna amplifier to improve the quality of VHF radio reception Antenna amplifier at 430 MHz Antenna amplifier at 430 MHz for operation through the Moon and satellites Antenna filter with 5 inputs Dr.Web anti-virus was the only one of the 7 popular anti-viruses that could not be cracked Stereo soundtrack anti-localizer inside the head Antispyware Upgrade to version 1.83 of the program for measurements in the field of audio engineering, acoustic transducers, etc. PRAXIS by Liberty Instruments An upgrade of the popular Power Integrations TOPSwitch-HX family of ICs for portable power converters in a new 2mm thin package Upgrade characteristics of IC UMZCH K174UN7 in bridging Update of the hybrid lamp-transistor UMZCH MuGen with an active current generator on the IC of the company IXYS IXCP-10M45S Update of the tube Futterman by Italians Fabio Camorani and Marco Pagonya 60 years after publication Hardware and software malfunctions of control systems in modern TVs and methods for their elimination Hardware video codec МАР-СА VHS-plus/Megabit-minus Hardware key connected to a free PC COM port April theses Hittite HMC1049LP5E GaAs low-noise amplifier IC operates from 0,3 to 20 GHz AGC for audio with 40dB dynamic range Audio AGC with input voltage from 4 mV to 4 V UMZCH architecture with output IGBT transistors of the same structure ACS WA1RHT with remote control for matching a 43-foot vertical radiator on the bands 160, 80 and 40 meters with input RF power up to 1000 W ACS in the form of a symmetrical high-pass filter with low losses ACS with SWR meter and antenna switch Colossal Storage's 3,5-inch atomic holographic disk will be capable of holding 1,2 petabytes of data Transmitter power attenuator Nero Digital Audio and Video Codecs Paul van der Vleuten audio preamp with AD5290 electronic potentiometers Audio processor-emulator of the amplitude characteristics of tube amplifiers Audio DAC with S, PDIF-AES-EBU input Audio DAC with USB interface Zafar Danish audio-visual signaling device for safe parking Audio measuring system AUDIO Precision System Two Cascade MPXNUMXRgo audio codec Fraunhofer Institute + Thomson Multimedia The SeaGrand Gene Sound TAS-100 audio complex can play phonograms not only from digital laser discs, but also from analog records Audio Compressor Soft Limit Audio Limiter Audio mixer Philips MCW770 Mini Audio System with Wi-Fi Audion - regenerative radio receiver on a rod subminiature pentode 1Zh18B Genua Ketseli audio-optical isolator Wallet MP3 Player the size of a credit card National Semiconductor LME49600 audio repeater with load current up to ±250 mA provides unprecedented low harmonic distortion up to 0,00003% Josef Kaban audio preamp with switchable cutoff frequencies for tone controls Digitally controlled audio preamplifier based on the AT89C4051 microcontroller Audio signal part of a professional stage microphone Radio experimenter's audio system Jan Brimer audio tester Asus Xonar Essence STX audiophile sound card OPPO BDP-105D audiophile player, OPPO Digital PM-1 isodynamic headphones and OPPO HA-1 amplifier Audiophile SE UMZCH Manakov on 6N9S + 6P13S Audiophile strobe by S. Mishenkov and I. Nechaev Audiophile telephone amplifier by Georg Ntanavaras on OPA2134 op-amp octet Audiophile Headphone Amplifier Audio filter for receiving CW signals Authenticator of data transmitted over communication channels with DES encryption on the PIC controller Analog Devices AD9467 ADC provides 16-bit dynamic range for 100 MHz digital radio systems ADC on PC COM port Yuji Ohya's aerodynamic wind lens increases the efficiency of green wind farms by up to three times Wet-protect 21 spray to protect electrical contacts from oxidation and corrosion AREJ 5.7 Databases (Audio & Radio Engineering Journals) Baksandal - 60 Balanced modulator with high efficiency and resistance of RF and LF inputs on varicaps Balanced mixer with 132 dB dynamic range Balcony antenna for 10 meters Barometric altimeter K. Niras based on a piezoresistive pressure transducer MPXHZ6115A6U from Freescale measures altitude in the range from 0 to 11000 m with a resolution of 3 m Barrier RF generators on bipolar transistors Denis Colin bass booster for correcting the loss of low audio frequencies that occur in automotive and small-sized multimedia speaker systems bass expander Panasonic EVOLTA batteries hit the Guinness Book of Records for the second time Texas Instruments BQ78PL114 battery controller with active battery charge balancing algorithm FSP Fanless 400W Zen 400 Passively Cooled PC PSU Safety power switch OS-free UMZCH with negative output impedance Relayless AC Load Control The rootless Chinese media player Head-Direct Hifiman HM-801 beats the sound quality of the promoted leaders in sales of iPod and Zune The Belgian company IMEC has developed a personal two-channel wireless electroencephalograph (EEG), the hybrid autonomous power supply of which is carried out from six thermoelectric batteries, supplemented by two silicon solar batteries. Uncompromising High-End Vinyl Concealer Norman Thagard's uncompromising vinyl equalizer for top moving coil cartridges Non-contact antenna relays Non-contact magnetic rotation sensor AS5132 measures up to 72900 rpm Non-contact tachometer for model aircraft engines (89С2051) Non-contact electronic tachometer for car Free Sumatra PDF viewer provides PDF and DjVu viewing Free ADI SRD Program to Simplify the Design and Optimization of Short Range Radio Systems Based on ICs for Analog Devices ADF7xxx Low Power Transceivers and Transmitters Free software for drawing bezels Front Panel Designer v.3.21 The free PCB123 PCBXNUMX drawing and layout software is a good alternative to programs like Orcad, Protel DXP or Eagle The free utility SmartDeblur 2.0 by Vladimir Yuzhikov overtook Photoshop CS6 in terms of correcting blurry and defocused photos using the blind reverse convolution method HTML.net is a free learning web resource that will help you learn how to design and develop websites. The free online antivirus service virustotal.com uses almost four dozen well-known antiviruses The free online calculator ANSI PCB Trace Width Calculator by Nick de Smith allows you to analyze the temperature conditions of printed conductors with Current up to 35 A The Genius Navigator 905BT wireless mouse for laptops works directly via Bluetooth, thus freeing up the USB port for other needs. Wireless security system with fully functional GSM phone Wireless notification system up to 300 meters DWA-540 Xtreme N Notebook ExpressCard Wireless 643Mbps WiFi Adapter The Digi XBee-PRO 900HP wireless module provides data transmission in the range of 902...928 MHz over a distance of up to 45 km with an exchange rate of up to 200 Kbps Wireless networks with a data transfer rate of 40 gigabits per second within a kilometer radius and 100 gigabits per second at 20 meters within the framework of the German project Millilink USRobotics SoundLink Wireless Audio Extender Wireless subwoofer for LED TV Transformerless charger for car batteries up to 70 Ah Transformerless converters symmetrical-unbalanced and vice versa Transformerless hybrid tube-transistor UMZCH Glen Orr Transformerless John Clark balanced/unbalanced converter for interconnecting between professional and consumer audio equipment Transformerless tube headphone amplifier Kendrick Sellen Transformerless Tube Amplifier for High Impedance Headphones Transformerless preamplifier with balanced input and output Transformerless single-ended to balanced output converter Transformerless polarity converter 1000x Filterless Tune-Free Selector-Amplifier Filterless broadband amplitude modulator Silent Antenna Switch National Semiconductor WEBENCH LED Architect Beta bibikalka Automotive Waveform Library Beeline launched provision of wireless broadband access services based on LTE (4G) technology Casio biometric sensor Biorobot cockroaches RoboRoach by Backyard Brains BIS Freescale FSA95601 controller digital UMZCH class D series Symphony LSI iC-Haus GmbH iC-TW8 - precision interpolator with auto-calibration for linear and angular measurements BIS STMicroelectronics Teseo II - a single-chip solution for receivers of various navigation systems GPS, GALILEO, GLONASS and QZSS LSI digital radio frequency predictor (Digital Pre-Distortion - DPD) OP4400 from Optichron Analog Devices ADAU1401 SigmaDSP Digital Signal Processor LSI for Audio Applications Bits and Time Near-ideal half-wave rectifier Extra class power amplifier automation unit Guitar effects block YAESU FT-817 Transceiver Remote Control Unit LF block RX transceiver Master 2008 RFID Access Unit Power supply 13,8 V 25-30 A for a modern HF transceiver Power supply 5-30 V with current up to 10 A Power supply for car CD player Power supply for home radio amateur laboratory Power supply lamp UMZCH with a reduced level of ripple Amateur radio laboratory power supply Power supply with ripple compensation Volume and tone control unit for stereo headphones Antenna Matching Unit MFJ-989D Wiper control unit Nakamichi Dragon Cassette Deck Recording and Playback Amplifier Unit FSK signal conditioning unit Tone and volume controls More than 30 GB of free user manuals for consumer electronics on the information resource www.freemanual.ru Opera 10.51 Browser Processes JavaScript 7x Faster The Opera Turbo browser provides a gain in both page loading speed and traffic consumption British amateur satellite communications organization AMSAT-UK plans to launch a new student communications satellite FUNcube-2013 in 1 Will the bazooka fire? Marcus Eiby's audio booster brings the sound of phonograms to life A sandwich of graphene and silicon layers can increase the capacity of lithium-ion batteries by 10 times Papalexi bottle triodes Fast A/D AGC for high quality digital audio channels Fast surge protection Fast Acting Surge Protector High-Speed Static Induction Transistors (SITs) High-speed protection devices against overcurrent of the anode and screen grid of powerful generator lamps Quick Receive/Transmit Switch National Semiconductor CLC5665 Fast Transipedance Operational Amplifier High-speed UMZCH with ultra-low distortion Fast charger that charges a new FT4 battery pack in 817 hours Rapid design of electronic devices or Microdrops potentially Fast soldering iron based on a pulse converter GS-TD3 consumer true 1D camcorder released by JVC VIA Technologies comes up with its name for HD video-enabled netbooks to bridge the gap between netbooks and laptops - NetNote iCoupler® Analog Devices has added a primary circuit driver and secondary circuit PWM controller of a galvanically isolated voltage converter to the architecture of the new ADuM347x series of four-channel digital galvanic isolators. Glen Dibodeux (KF5FNP) decided to use a metal measuring tape as a radiator for his five-band vertical antenna. In the laboratory of the Russian company AMT, prototypes of solid-state analogs of popular audiophile lamps are being tested - a solid-state pentode AMT Electronics 6L6WS (WarmStone) and a dual solid-state triode AMT Electronics 12AX7WS The CML Microcircuits CMX973 integrates an I/Q modulator and a low-power quadrature IF/RF demodulator In the new series of ON Semiconductor SENSEFET 5-pin field-effect transistors, a small part of the source cells is isolated from a large number of others and assembled on an additional SENSE pin In the popular online browser test html5test, the Chinese Maxthon took the first place SoundCheck® 11.0 introduces Perceptual Rub & Buzz, an advanced noise analysis module for loudspeakers Mobile railway terminal on Android with IP54 protection class presented in St. Petersburg OK1VR variant of the dual-band Moxon for 10 and 6 meters BVP-10 replacement option Option to use the integral timer 555 in stereo UMZCH class D Variant of the SM0VPO compact multi-turn loop antenna for transmission on 80 and 160 meters A variant of a single-cycle Loftin-White on an inexpensive domestic element base SADP variant with a modulator on an optocoupler Options for using NVIS Passage Variometer for QRP Antenna Tuners Thanko webcam with mirror and light Web server based on the ATxmega256A3 microcontroller for monitoring and remote control of objects via the Internet Great Nikola Tesla Fleming valve - the first radio valve TRW 17 fan subwoofer with 1 Hz lower frequency cutoff Vertical 35-foot dual-band (20 and 40 m) antenna The DK6ED vertical antenna allows you to work effectively on two low-frequency bands of 80 and 160 meters without switching and tuning within the range The vertical antenna MFJ-2990 from MFJ is designed to operate on all bands from 160 m to 6 m with an input power of 1500 W S9v43 vertical antenna from S9 Antennas Vertical antenna SQ-Vertical (Super Quick Vertical) design DK9SQ can operate on all bands from 80 to 10 meters DXSR VFD4 vertical antenna Vertical antenna without counterweights D-original OUT-250-F from FALCON is designed to operate on all amateur bands from 6 to 80 meters Vertical antenna without counterweights MultiGPIIPRO from DXSR Vertical antenna for 2m phased array antenna Vertical antenna for 80m range DC1DV design with original shortening method Vertical antenna for 9 KB and CBS Vertical antenna for 40 to 10 meters Dave Fisher vertical antenna 3,5 MHz vertical antenna Vertical antenna with three counterweights for 10...40 m for use in the field and DXpeditions 145 MHz vertical half-wave antenna Vertical loop antenna for low bands, supported by a helium-filled balloon Vertical antennas for 145 and 435 MHz Vertical V-dipole at 30 m Milestones in the history of amateur radio design of HF and VHF equipment Eternal cartridge for SEGA Mega Drive-II Weighing Psophometric Filter NAB/ANSI S1.4-1986 Hacking the Advanced Access Content System of HD DVD discs Explosion of PSK31 popularity Vibration sensor with high sensitivity Vibration detector on a piezo buzzer Video is visible-invisible (video cassette supertest) Video of the highest possible quality in Full HD format with a resolution of 1920x1080 with minimal dimensions and a weight of 300 g is provided by the Sony HDR-TG3E flash camcorder Video capture and video compression - how to achieve an acceptable result AXIS 216FD video camera for organizing IP video surveillance DZ-MV100E camcorder recording movie on 8cm rewritable DVD-RAM discs A video camera that can automatically follow head movement and recognize hand gestures miniDV camcorders Panasonic SDR-S26 and SDR-H90/SDR-H80 camcorders equipped with 70x optical zoom lens and Advanced OIS Video cameras that can work underwater at a depth of several meters without special underwater boxes: Sanyo VPC-WH1 and Panasonic SDR-SW21 DivX 5.0.3 video codec VP6 video codec VP8 On2 Technologies video codec bought by Google and rebranded as WebM aims to dominate internet video services XviD video codec VP5 and DivX 5 video codecs Video Converter Canopus ADVC-100 JVC and Philips VCRs in DigitalVHS and SVHS-ET formats video splitter DVD+HDD video recorders in one Panasonic DIGA DMR-E95H video fader Sanyo Xacti HD1 High Definition Video Camera Video clock - personal digital center of Irbi Digital OPAMP Noise Visualizer Spreadsheet for MS Excel Visualization of the volume scale in TVs Vinyl proofreader OBH-8SE Creek AUDIO Ltd Vinyl-corrector by A. Michurinov on an ultra-low-noise SSM2019 amplifier with a balanced connection of the pickup head Vinyl proofreader without general and local OS John Clark vinyl equalizer with support for different frequency response standards of phonograph records RIAA, Decca FFRR LP, EMI LP, NARTB, Columbia, Westrex, Blumlein, BSI Dean Brooks double triode vinyl corrector 12AX7 Vinyl proofreader for High-End complex Vinyl proofreader for CD generation music lovers Vinyl corrector for digitizing records Vinyl proofreader on an audiophile op-amp Vinyl corrector on two SRPPs with passive correction Vinyl corrector on two anti-parallel cascades Vinyl corrector on nuvistors Vinyl corrector on field-effect transistors FET vinyl corrector in SRPP Vinyl FET corrector with passive RIAA circuit Vinyl proofreader on a modern op-amp Vinyl proofreader with high specifications Vinyl corrector with corrective LR chains Vinyl corrector with optimal interstage gain distribution Vinyl corrector with switchable rumble filter Vinyl corrector with passive correction on two Zena amplifiers 3,3V powered vinyl corrector Vinyl corrector with reduced input impedance Vinyl corrector with distributed gain Vinyl corrector with balanced input on octal lamps Vinyl corrector with tracking power op-amp Vinyl correctors Susumu Sakuma Vinyl player Roksan Radius 5 DazyWeb Laboratories virtual audio measuring instruments: SG One PC Audio function generator, TMS-1 PC Audio Test System - generator and spectrum analyzer (+oscilloscope) in one interface, 4-channel virtual oscilloscope Virtual Vectorscope and Sweep Generator by David Taylor Virtual audio tachometer for aircraft-car model internal combustion engines - RPM Engine Speed Tacho V0.91 beta Virtual microphone with switchable polar pattern and compensation for specific acoustic frequency response distortions Virtual Oscilloscope Software Oscilloscope Virtual oscilloscope on PIC16F877 PC based virtual oscilloscope Virtual frequency counter Virtual frequency counter on AT90S2313 Stephen Moore's contribution to ZenAmp building Turning the device on and off on the microcontroller with one non-fixed button Moisture and dustproof camera Pentax Optio W20 Waterproof Sony Walkman NWZ-W260 can be recharged in 3 minutes for 60 minutes of work Moisture-resistant Pioneer PCR-BS10 R/L bathroom speakers Instead of a toggle switch - a relay, instead of a KPI - a resistor External 24-bit 96 kHz DAC to enhance the sound of your CD or DVD player External Ethernet controller ENC28J60 External High-End Audio DAC External SSD SSD18C3 is equipped with a USB 3.0 port and provides read speed up to 260MB/s and maximum write speed up to 200MB/s External USB audio DAC External USB Audio Adapter for PC External VFO-2 based on the generator from the R107M radio station External audio DAC (24-bit, 96 kHz) with optical and coaxial input External audio DAC by Nicholas Vinen External audio DAC by Nicholas Vinen on Crystal CS4398 chip for professional music lover External audio DAC by Tomasz Jablonski SDS Labs Tube DAC 3.5b External Tube High-End Audio DAC for CD-DA, CD-ROM, R-DAT and other digital sources LG GSA5169D External DVD Burner with One Button Video Capture The Nu-View 1024 external TV tuner turns any CRT or LCD monitor into a TV without the need for a computer External DAC + headphone amplifier Saber DA8 with a signal-to-noise ratio of 135 dB Chinese Yu Long bypasses analogues from Asus and Creative External Wi-Fi Antenna External antenna for Bluetooth USB adapter External antenna to increase the communication range from a mobile phone Attention fake! Real and Chinese 2SC2921: how to distinguish? Inside is emptiness, and what miracles! Dedicated to the discovery of lamps In-circuit programmer for ATMEL microcontrollers of the AVR family In-circuit programmer for AVR microcontrollers (LPT-adapter) A driver talking on a cell phone is more dangerous than a drunk one Military secret four-line OLED Airborne RF transformer for high powers James Randi outraged by yet another review of an expensive $7250 speaker cable Wave channel for low bands Experimenter's current-voltage monitor Voltmeter motorist Voltmeter motorist True RMS Voltmeter with Frequency Counter Questions and myths about SDR Playing DSD files on a computer Restoring the efficiency of kinescopes using Quintal devices. Practical Tips Restoration of the emission properties of kinescope cathodes Eight-channel logic analyzer AMD Bulldozer octa-core processor outperforms Intel Core i50 7 by 950% Rotating Inverted-U dipole for 10 to 20 meters in the field Malicious Mactans USB charger infects iPhone, iPad and other iOS devices in less than a minute All about IRC (history of occurrence and their circulation) IC-7000 New Class All Wave Transceiver All-wave triangle Icom IC-7100 all-band all-mode transceiver with innovative tilting LCD touch screen World Amateur Radio Diploma Program Planet Earth The World Wide Web is 20 years old All-protocol OBD-II APRgo adapter Comprehensive functional comparison test of Apple Safari 4.04, Google Chrome 4.0.249.78, Microsoft Internet Explorer 8, Mozilla FireFox 3.6 and Opera 10.50 browsers All-Ukrainian Student Olympiad in Radio Engineering on the basis of Vinnitsa National Technical University All-Ukrainian student Olympiad among young radio engineers (VSORT-13) In-Wall Cache In-Wall Speakers ISOmodem Si2493/Si2457/Si2434/Si2415/Si2404 Embedded Dual-Crystal Modems Silicon Labs The second version of the Four-channel disco strobe The second generation of SDR transceivers FLEX-5000 from Flex-Radio The Second International Scientific and Practical Conference on Museum, Collection and Historical Issues of Radio Engineering The second wind of low-frame amateur television SSTV Common Grid Power Amplifier KB Input Filter RF module QRP transceiver for 80 and 20 meters RF load with a maximum power dissipation of 200 W HF-YAGI as GP on the low bands HF earth as an addition to galvanic earth RF probe - attachment to the multimeter in ohmmeter mode Selecting the type and calculation of circuits on the op-amp by the Texas Instruments OpAmpPro program Remote oscilloscope probe providing electrical isolation up to 1500 V without sensitivity degradation PWM Rectifiers Free cell rectifier CMOS IC 40mV Dropout Quasi Diode Rectifier with 1001V Nanowatt TS0,65 Op Amp and 205V Low Threshold BSH0,48 MOSFET Rectifier-stabilizer for powering filament lamps of high-quality UMZCH input stages With the release of the PICSIO GC-FM1AEU, JVC completes the merger of high-definition digital cameras and camcorders With the release of the TDA7498 IC, STMicroelectronics has expanded the portfolio of its stereo UMZCH class D with a power of 2x100 W Version 2.6.6 released. popular program Yagi Calculator High Voltage Differential Amplifier High voltage probe High-voltage stabilized power supply for lamp UMZCH high voltage amplifier High-Q notch filter for the audio range Texas Instruments AFE8 Highly Integrated 5803-Channel Analog Interface for Portable Medical Ultrasound Locators and Industrial NDT Systems Highly integrated Ams AS8506 chip for monitoring and balancing lithium battery cells of electric bicycles, etc. High quality dual channel AGC High quality Wolfson WM24 192-bit 8789 kHz stereo ADC for Blu-ray recorders High quality DISTORTION George Nthanavaros' high quality vinyl equalizer for MC cartridges High quality all-band (130 kHz - 30 MHz) regenerative receiver Texas Instruments LMH3401 High Quality Differential Amplifier High quality mic preamp with balanced input and weighting filter High quality stereo mic preamplifier for recording MPXNUMX player High quality surge suppressor High quality preamplifier-switcher High quality preamplifier High quality synchronous AM demodulator Brian Bergeron's high quality telephone amplifier Sennheiser HD650 High Quality Phone Headphone Amplifier High quality transceiver Master 2009 High quality transceiver with analog signal processing Master 2007 High-quality UMZCH Alfred Rosenkrantzer for active speakers High-quality UMZCH Jack Welton on a two-channel driver IC National Semiconductor LM4702 and modern field pairs 2SK1058A / 2SJ162A High quality Kenneth Ginn headphone amplifier for any impedance from 16 to 600 ohms High-quality low-pass filter with a cutoff frequency of 54 MHz High quality broadband antenna balancing transformer High-line OS-free driver A. Kopysov's highly linear output stage for UMZCH, providing class A mode linearity with class B economy and thermal stability High-linear UMZCH with internal source follower Panasonic RP-SDA32G and Toshiba THNSU32GAA032L high-speed 21 GB memory cards guarantee 95 MB/s read and 80 MB/s write High-speed Fairchild Semiconductor FOD07xx optocouplers with logic output provide speeds up to 25 Mbps Highly stable CrystalFree CMOS oscillators from Integrated Device Technology Inc. do not contain any mechanical resonators High stability crystal oscillator Analog Devices AD8229 High Temperature Ultra-Low Noise Instrumentation Amplifier High precision S-meter for direct conversion receiver High-precision galvanically isolated current sensor Infineon Technologies AG TLI4970 High precision capacitance meter (up to 1500pF) Jim Rowe High Precision Digital LC Meter High-frequency spectrum analyzer by George Steber based on PC-based fast Fourier transform High frequency wattmeter high frequency bridge Highly sensitive motion sensors from pointer milliammeters with a moving coil Highly sensitive thermal anemometer High-rise NAR platforms for placing base stations for mobile communication and TV of the new generation Altimeter for rocket modellers UMZCH output stage without common OOS with independent adjustments of quiescent current and output impedance Rotgutonix gadget that checks alcohol for authenticity Add-on gadgets for iPhone/iPad/iPod: 16-channel 100 MHz Oscium LogiScope logic analyzer and RF spectrum analyzer with WiPryCombo power meter Tie with solar panels Iowa Thin Film MRTZ.6-75, in which you can charge and store a cell phone Avago Technologies ACPL-790B High Accuracy Galvanically Isolating Amplifiers have both differential input and differential output Analog Devices AD7401 Galvanically Isolated Sigma-Delta Modulator Silicon Labs Si84xx series galvanic isolators are based on patented RF isolation technology Analog Devices ADuM4160 Galvanic USB Isolator Hans-Joachim Pietsch (DJ6HP) has developed a simple manipulator weighing only 25 g, which can be attached to any convenient surface with ordinary tape Garage janitor Jim Rowe based on a frame magnetic sensor with increased noise immunity The gel arm rest in the Korean MyGear series of mouse pads repeats the shape of ... the bust of Asian beauties Audio white noise generator Ringing signal generator Generator for quick testing of audio devices Intermodulation distortion generator for high quality audio applications Alternator to power high-end EPU TV test signal generator based on video set-top box DENDY Sweep generator (350 kHz-14 MHz) An exemplary kilohertz sine wave generator Smooth Range Generator Smooth range generator from UT5UVE, or how to replace the GPA from R-107M Pink Noise Generator Jim Williams and Guy Hoover's ultra-pure 2 kHz sine wave generator Christopher Pohl ultrapure sine wave generator with 0,000025% THD Arbitrary Waveform Generator Sinusoidal and square-wave voltage generator with frequency tuning by one resistor Sinusoidal signal generator Erase-bias generator for high-end cassette recorder Test video signal generator on PIC16F84 microcontroller Test sinusoidal signal generator based on ATMed48-20 Voltage controlled current generator Altor Audio JK GEN 384-12 Digital Signal Generator Noise generator with increased symmetry Sinusoidal voltage generators with ultra-low harmonic content Color generators Generation of test signals on a computer The Kizuna geostationary satellite provides the user with a 45 cm antenna with an Internet stream of 155 megabits per second Reed-LED Antenna Rotation Indicator Germanene atomic layer of germanium - a promising semiconductor with a direct band gap Omron Electronic Components G9E Series Sealed Gas Filled Relays Local oscillator at 1152 MHz Local oscillators for 1,8-29,7 MHz Flexible scanner measuring 50x50mm, 0,4mm thick and weighing less than 1g Analog Devices ADP1046 Flexible Digital Controller for Switching Voltage Converters Flexible configurable iC-DXC dongle Hybrid antenna 2/HDQ21 for 2m from Spezialantennen BAZ Atto Ronaldo's TOPOHYBODE High-End Hybrid Solution for Vinyl MC Cartridges Samsung MH80 hybrid hard drives Vishay hybrid micromechanical sensors Hybrid 30-watt UMZCH hybrid 500 GB Seagate Momentus XT series hard drive with 4 GB SSD outperforms traditional hard drives by 80% Hybrid HyDrive from optical BD/DVD/CD drive with built-in 64 GB SSD New type hybrid KB power amplifier Hybrid Audio Power Amplifier Jean-Louis Vandersleen FET hybrid vinyl corrector with pentode and double-deck triode cascode Hybrid double square with 2x27 BAZ directors Hybrid lamp-bipolar-field UMZCH Franz Janssens with inductive load Hybrid lamp-field UMZCH Hybrid lamp-field UMZCH with a matching transformer Hybrid lamp-semiconductor anode voltage rectifier Hybrid tube-semiconductor linear amplifier Hybrid lamp-transistor UMZCH MuGen Uym de Han Hybrid tube single-cycle by Jean Louis Vandersleen Hybrid tube-field stereo headphone amplifier EnVerv EV8600 hybrid modem provides both wired and wireless data transmission Hybrid operating lamp UMZCH Rene Arbello Hybrid field-bipolar-tube UMZCH Hybrid field-bipolar single-cycle UMZCH Hybrid telephone amplifier in the style of ZenAmp Hybrid telephone amplifier by Jeff Macaulay Hybrid telephone amplifier with direct-filament pentode input 1T4/1K1P Hybrid telephone amplifier using a lamp filament circuit as a ballast resistor for a current generator of a class A field single-ended output stage Hybrid telephone amplifier Taka Chey Hybrid transistor-tube (EL34) UMZCH with a bandwidth of up to 170 kHz Hybrid transfo-lamp-microcircuit UMZCH AI van Dorn on parallel triodes 6080WA Hybrid UMZCH Hybrid Blue by Alex Arion Hybrid UMZCH ZenKido Stephen Moore Hybrid UMZCH Andrea Ciuffoli Hybrid UMZCH by Bill Christie on high-voltage op-amps and 6550 pentodes Hybrid UMZCH by Vladislav Kreimer Hybrid UMZCH by Jeff Macaulay The hybrid UMZCH of Gyor Plakhtovich is built on the principle of a small signal - to transistors, a large signal - to lamps Hybrid UMZCH Karina Prida with a powerful direct-heated output triode SV811-10B class A2 mode with grid currents Hybrid UMZCH with a power of 100 W Hybrid UMZCH with distortion subtraction feedback Hybrid UMZCH with adjustable quiescent current and auto-zero Hybrid UMZCH Satoru Kobayashi for broadband signal sources Single Battery Hybrid Headphone Amplifier M. Shushnov hybrid amplifier for stereo headphones Hybrid power amplifier based on Andrea Ciuffoli repeater Hybrid class A circlotron without environmental protection Hyperboloids of the XNUMXst century by the Shanghai company Wicked Lasers GIR - wavemeter at 2,2 MHz - 60 MHz Guitar Prefixes Waa-Waa, Waa-Groover, Ricky Sound Tone Booster Guitar sustain by Ian Field GKCH based on SK-M-24-2 Sleek and sexy mobile phone Nokia 7280 Depth sensors for pulse selective metal detectors Koschey Talking thermometer Voice (telephone) communication via Internet VoIP Skype Voice loop call on ISD1416 Horizontal rhombic antenna GPAfor transceiver With EMF LED thermometer PC6800 liquid evaporative cooled graphics adapter Graphic Antenna Analyzer SWR-121 V/U Greek Triad - single-cycle UMZCH Alexander Arion on a powerful straight-line triode Groove jockey James Wood A group of German scientists managed to increase the resource of lithium-sulfur (Li-S) batteries by 7 times The old joke of Nikolai Kabanov has become a reality today (on the occasion of the 65th anniversary of Russian radar) Digest of foreign periodicals Long-range TV and VHF broadcast reception Long distance VHF reception Light sensor Intersil ISL76671 has a record sensitivity of 0,01 lux Rohm BH1600FVC and BH1710FVC light sensors for automatic image brightness correction of different types of LCD displays Two versions of UMZCH Gerhard Haas with output stages on beam tetrodes Tung-Sol KT120 Two new International Rectifier IRS2530D and IRS2158D electronic ballast drivers for fluorescent lamps with lamp brightness control Two new Chinese trends in the evolution of cell phones - MUphone 7700 granny phones, Senseit S7 with a personal tracker and MobiTrack monitoring system and Senseit P7 tank phones Two circlotrons with output stages based on the same type of field-effect transistors Two-in-one - battery and charger USBCELL MXAA02-1 Two Quagis for 80m Two square frames as turnstile antenna emitters Two directional antennas for 18 MHz Two efficient log-periodic antennas optimized for the 10 to 30 MHz amateur radio bands Dual delta loop antenna with reflector Double ring - VHF antenna from the rim of bicycle wheels Dual Cordless Phone 2-in-1 Cordless DUALphone ADG888 Dual Dual Channel Switcher Specifically for Audio Applications Martin Stehr Double Square (DK7ZB) for 2m Double square at 7 MHz Pete Rimmel Double Square (N8PR) for 6m and field day work Double mini-square DL7PP for 12 and 17 m bands Double mini-square for 20, 15, 10 meters Bidirectional Beverage Antenna Bidirectional Antennas for Field Day Bidirectional S/PDIF Converter Bidirectional isolator for the 1G bus of the iCoupler ADuM1250 family from Analog Devices Helmut Bensch DL4KCJ DoppelBreitBandLoop two-turn loop antenna Two-terminal semiconductor current stabilizers Motorola 1N5283-1N5914 Dual band J-antenna for 2nd and 70cm bands Dual Band Antenna with Switchable Directional Pattern Joel Hallas (W1ZR) dual-band vertical Ground Plane (GP) antenna using coupled resonators Dual band wire directional antenna for 17 and 12 m Dual-band (80/40 m) superheterodyne with one IF=10 MHz Dual band Inv.V dipole 30-40m Archer C1750 AC7 Dual Band 1750Mbps Gigabit Router Dual band dipole at 3,5 and 7 MHz Dual Range Frequency Counter Two-channel attachment to a single-channel oscilloscope Dual Antenna Switch Dual Antenna Switch (PIC16F84A) PicoScope 9211A Dual Channel 12 GHz Virtual Sampling Oscilloscope National Semiconductor LM4702 dual-channel driver for stereo UMZCH with a power of up to 300 W with a harmonic coefficient of 0,0003% Analog Devices ADA4610-2 Two-Channel Low Noise Ultralinear JFET Op-Amp Two-channel level control with synchronous and perfectly matched gain change by a single potentiometer Analog Devices AD8432 Two-Channel, Ultra-Low-Noise Switchable Gain Amplifier with Active Input Impedance Matching Two-channel UMZCH class D 2x210 W with expansion up to 6 channels for home theater Two-channel digital voltmeter-ammeter and thermometer for bipolar power supply Two-stage two-stroke field UMZCH F5 Nelson Pass Two-stage single-cycle without feedback with autofix on 6СЗЗС Two-stage transistor UMZCH Vincent Ternessey with a soft lamp-like amplitude-amplitude characteristic Two stage phono stage Two stage pure transformer SE Double-coil beating metal detector Two-component Hartley generator XNUMX-way speaker with switchable band for transceiver Full-wave rectifier with 10 μV sensitivity and 2 MHz bandwidth Bipolar power supply of the op-amp from one 5-volt external power supply in devices containing the IC COM-TTL of the MAX232 converter Bipolar (±12 V) voltage converter Bipolar switching voltage converter on one IC of a switching buck converter Bipolar step-up voltage converter of the car's on-board network for powering a powerful audio complex Two-signal RF generator for intermodulation measurements. 3rd order distortion Dual-system stereo decoder on KR174XA51 Push-pull Jadis and Edgar on EL34 pentodes Push-Pull Applications 6PZS Two-stroke 60-watt ULF on the G-807 with increased driver symmetry Push-pull audiophile UMZCH Randy Miller with an output power of 12 W on a double triode-pentode 6T9 Push-pull tube UMZCH by Joseph Norwood Still Two-stroke ultra-linear PP on 6P1P and two SE on 6PZS with fixed and automatic offset Push-pull ultra-linear UMZCH Vandersleen on a new asymmetric double triode ECC832 and beam tetrodes 6L6GC with a vector distortion canceller Push-pull UMZCH Jean Louis Vandersleen on beam tetrodes KT66 Two-stroke UMZCH on 807 with automatic displacement Push-pull UMZCH with an output stage on EL84 according to the scheme of cathode followers with cross-connections of anodes and screen grids Push-pull amplifier for 6S3P-6P41S Dual frequency generator for In band IMD measurement Dual-frequency selective metal detector Koschey-VM8043 Dual-core Intel D and AMD Athlon X2 processors Two-piece Delta Loop for 15 or 20 meters Two-element delta with active power for 20 meters DL7ME Dual Element Directional Wire Antenna for 20m Field Operation Two-element Yagi in vibrator-director structure for the 30m band The ninth free Russian version of the TINA-TI electronic circuit analysis program from Texas Instruments Duty lamp with 15 white LEDs Dolby Pro Logic decoder with tone and balance controls Dolby PRO-LOGIC decoder CW decoder Frequency divider up to 4 GHz Frequency divider to the GPA from the R107m radio station Frequency divider by 1000 is operational up to 2,8 GHz Frequency divider by 100 up to 1 GHz Wooden cone speaker JVC EX-A1 Gas and water pipe detector Sandia motion detector registers displacement of 10 nanometers Cell phone radiation detector True RMS detector and 12-bit ADC in the Linear Technology LTC5587 IC Magnetic field detector Metal detector based on two CMOS Schmitt triggers and a medium wave receiver lightning detector Detector receiver with transformer output for low-impedance telephones dbx decilinear compander (loop Dolby B, Dolby C, Dolby S, ... dbx?) Cheap external antenna for GPS receivers Cheap Hope RF RFM63W single-chip transceiver for 863-870, 902-928 and 950-960 MHz bands A cheap frequency synthesizer controlled from a PC via a sound card using the FrSySoftware program Jim Rowe has developed a first-of-its-kind low-cost ultra-precise frequency counter, as well as an external GPS module for it, which together provide an accuracy of measuring frequency and period at the atomic level of ± 3x10-11 jitter suppressor Giovanni Bianchi proposed a generalized Linkwitz corrector free from the constraints of the traditional Linkwitz Joseph DeMarinis on the Reality of Current Loudspeaker Control John Badalamenti developed his version of the Williamson amplifier on G-807 pentodes in ultralinear switching John Clark and Greg Swain proposed the design of a 3-input analog stereo channel switch for High-End/Hi-Fi audio systems. George Anderson crossed a tube single-cycle with dynamic microcontroller PWM control of anode power Jos Dyens has made the world's smallest brushless electric motor with a diameter of 1,65 mm and a length of 0,90 mm James Charles Marshall [29.07.1923/05.04.2012/XNUMX - XNUMX/XNUMX/XNUMX] The HWiNFO32 v3.82-1300 diagnostic program has become free and has learned to monitor the load of each core in multi-core processors, and also allows you to automate the search (on the Internet) and update drivers and BIOS of the motherboard Band crystal oscillator for double conversion superheterodyne Designers Charles Pyott and Kim Yong offered original design concepts for the Linos turntable and the Dual Music Player mp3 player, respectively. Speaker from ... hard drive Tone Gisberts dynamic audio limiter for adapting high quality soundtracks for listening at low volumes Dynamic bass equalizer Dynamic compressor with extended frequency and dynamic range Nakamichi NR-2 Dynamic Noise Suppressor Diodes of the Super Barrier Rectifiers series successfully compete with Schottky and Ultra-fast Diplexer Diplexer - myths and reality Diplexer for 2 m and 70 cm bands Diplexer for two antennas on one cable Diploma of 80 years of the Lviv Shortwave Club - LKK-80 Diploma of the Island of Ukraine Diploma Worked with the reserves of Ukraine (W-UR-FF) Diploma Chernobyl Diplomas Peremoga and Chernobyl Dipole Inv.V for field conditions Dipole for all KB bands Dipole, Inv.V and GP for 80 to 20m Dipole Antenna Jidra Macone (OK1VR) Dipole Tri-Band HF Antenna by Uwe Nymann (DO5UWE) DC1 DV disc cone antenna for receiving TV channels in the UHF range from 400 to 818 MHz Disc cone antenna for 2 m, 70 cm, 23 cm Disc cone antenna for 144 to 440 MHz bands Discrete approach of Rostislav Ronchok to the circuitry of high-quality transistor UMZCH Triluminos displays expand color gamut coverage by approximately 50% thanks to quantum dots from QD Visio The Samsung Braille phone display, using a special electroactive plastic, is able to display Braille characters for the blind Display modules E-Paper Taiwan WINSTAR Display Co. 0,44 thick flexible like Whatman paper Remote Control-A-Woman by DreamSoft Remote life of old equipment Remotely controlled dipole antenna system H2 RF-Engineering Antenna Systems with input power up to 1,5 kW in the frequency range from 13 to 30 MHz Remote Controlled Antenna Tuner Texas Instrument (Burr-Brown) PGA2310 Remote Volume Control Preamplifier P-loop remote control Remote switch controlled by IR remote control Remote watchman - radio beacon - ultra-long radio microphone For audio interconnects in high ambient noise or dirty ground environments, New Japan Radio Co., Ltd. developed the NJM4 2754-channel stereo input switcher IC For LED and ruggedized lamps, Littelfuse has introduced the new PLED6M bipolar protector. Until 2015, each Moscow apartment will be equipped with an emergency alert speaker, an emergency call button, and as additional services, 8 TV channels and Internet access at a speed of 64 Kb / s will be provided free of charge Pre-war short-haired - the future famous scientist (about M.S. Ryazansky) Samsung DA-E750/751 docking stations with ECC82 tube triode preamps JBL On Time Micro Dock Rockridge Sound VTS-384 Lamp Dock for iPod MPXNUMX Player Long-playing (in the sense of low power consumption) radio data transmission protocol for high-quality sound Kleers Audio LP technology Home theater UMZCH with remote control Home cinema LG DT-585Y Home measurement laboratory based on three USB modules Домофон Intercom from computer active acoustic stereo systems Intercom on six radio-electronic components Microwave Doppler Burglar Alarm Supplement to the article Directional antennas VMA5 and VMA6 Additions-modifications of the manufacturer's recommended scheme for using the Hi-Fi driver UMZCH Texas Instruments LM4702 Additional capacitive branch in the rectifier Additional tuning step 100 Hz in RPU R-399A Refinement of Data-cable for mobile phone Samsung C230 Refinement of Polish-made antenna amplifiers Improvement of the GPA transceiver Amator-KF Improvement of the K-135 Alan SWR meter for measuring transmitter power Refinement of KOSS A headphones Refinement of KOSS A/130 headphones Refining the Surf in the Tubesaurus Rex Refinement of the ignition system of the first models of VAZ Zhiguli with a carburetor engine, providing a reliable start in the cold Achievements of Ukrainian amateur radio. stations under DXCC and UDXA programs Achievements of Ukrainian radio amateurs in DXCC and UDXA programs Achievements of Ukrainian amateur radio stations under DXCC and UDXA programs Paragon GPT Loader driver to overcome 2 TB hard drive size limit under Windows XP Driver high quality UMZCH LME49810 National Semiconductor Driver for dual-channel digital UMZCH True Fidelity multi-reference E-Bridge Asahi Kasei AK4730 Diodes Incorporated AL9910/A high-brightness LED driver Driver on PIC microcontroller for 4-phase stepping motor Antenna PTZ Driver Piezo Driver Douglas Self on a previously unnoticed source of significant non-linearity of transistor UMZCH Douglas Self surprised with the super-original philosophy of his new UMZCH, which he called 5532 OpAmplifier Thinking sensor Honeywell SPS-R360D-NBMS0101 with a resolution of 0,01 angular degrees duplex intercom His call sign is RAEM (a short chronicle for the 110th anniversary of E.T. Krenkel) His call sign was known to all the shortwaves of the Earth. Jerzy Golaszewski proposed his own modification of the unique circuit design of the class A output stage of the transistor UMZCH by John Linsley Hood Christmas garland - in 30 minutes EM Microelectronic has developed a 2,4 GHz EM9201 transceiver that remains operational when the supply voltage is reduced to 0,8 V Capacitive proximity sensor Capacitive presence detector Another SADP compatible recording amplifier Another attempt (Bruce Kaspchik) to improve the classic Williamson amplifier Once again about protection against telephone pirates Seagate and Hitachi perpendicular magnetic hard drives under 1000GB Alive, twister! (High-End vinyl equalizer with balanced transformerless input) Rolsen RL37IT40 94 cm LCD TV 84" Sharp LCD display with 7680 x 4320 resolution Dolby High-Dynamic-Range, Dolby Contrast and Dolby Vision LCD displays Sharp Mega-Contrast Premium LCD with XNUMX million to XNUMX contrast ratio LCD probe Sharp Aquos DX LCD TVs with built-in Blu-ray burners Sony BRAVIA KDL-52Z4500 LCD TVs with Intelligent Motionflow 200Hz Toshiba LCD TVs with the ability to record programs on an external hard drive The Mayak plant is 80 years old Barrier circuits made of coaxial cable Grounded vertical antenna with omega matching Ohm's law for reactivity (nomogram) The next stage in the creation of the Ukrainian version of the transceiver for direct signal digitization in the receiver and direct synthesis of radio signals from the DUCSI.VD transmitter has ended. Closed headphones Creative EP-3NC with Active Noise Cancellation - an active noise reduction system for external background acoustic noise Replacing graphite anodes with silicon anodes in Nexeon batteries saves weight and cost Replacement of IC UPCZ in TV Yunost USB bus replacement for powering various devices Notes on Bazooka Lesson 6. Features of sound channels of mass TVs. Alteration of BG and M TVs to receive a DK signal Lesson 7. Features of adjusting the color and brightness channels Lesson 8. Some features of reading circuits and repairing electronic equipment USB Memory Logic Analyzer BM8023 The Trojan-SMS.J2ME.RedBrowser.a virus affects not only smartphones, but all mobile phones Foreign analogues of domestic radio tubes for sound application Charging batteries according to Woodbridge's law Charger and recovery device for NiCd batteries Charger and recovery device for car batteries John Clark's USB Charger for Popular Ultra-Slim Apple iPod Audio Players Charger for NiCd and NiMH batteries with -AV auto-off Solar Handy Charger from Ansmann AG powered by solar energy Charger for 6V and 12V SLA batteries Charger for NiCd/NiMH AAA, AA, 6F22 Charger for Ni-MH batteries Car Battery Charger Charger for a car battery from a personal computer power supply Charger for lithium-ion batteries Charger for lithium polymer batteries Charger for small batteries Moto Battery Charger Charger for nickel-cadmium batteries Charger for nickel-cadmium and nickel-metal hydride batteries Battery charger for SLA semi-sealed lead batteries Russell Kincaid's microcontroller-free charger provides a standard charging procedure for one to six lithium-ion batteries Charger with charge current up to 6 A Charger with improved desulfation for 12V batteries Charger for Alkaline Solar eclipse and radio waves Why do we need speed UMZCH (or UMZCH VV - 2008) Circuit breaker Mains circuit breaker Sound 32 bits at 192 kHz in PCl-controller VIA Vinyl Envy24-ll Audio IR transceiver Sound room IR transceiver Sound probe of integrity of tracks of printed circuit boards Sound processor to improve selectivity when listening to telegraph signals Sound editor Adobe Audition 2.0 Sound sweep generator on the SX28AC microcontroller Audio Spectrum Analyzer by George Adamidis with 400 LEDs Sound trigger SLR cameras Sony Alpha SLT-A33L / A55L with a fixed translucent mirror and phase detection autofocus Memory for a lithium-ion battery on a special IC LTC4054 charger for car batteries AORUS Thunder M7 Gaming Mouse with XNUMX Buttons Ideal diode based on Linear Technology LTC4357 controller From the history of the Kyiv HF movement From the history of classical circuits From the history of television From the history of the telegraph (To the 210th anniversary of Samuel Finley Breeze Morse) Manufacture of low impedance cable Manufacture of small-sized chokes Production of a spiral vibrator (MW) antenna for cellular communications and a directional MW antenna for radio communications, general recommendations for the operation of MW antennas Production of a spiral vibrator antenna for radio communication Unnecessarily complex Single-ended UMZCH by Pete Millet on straight-line powerful 300V triodes Changing the polarity of the voltage on the load with a unipolar power supply Measurement of frequency response, capacitance of capacitors and varicaps, coil inductance, output resistance, stabilization coefficient, transistor parameters Measurement of the quality factor of oscillatory circuits, accurate selection of resistors and capacitors, evaluation of the linearity of the scales of measuring heads Mixer compression measurement Measurement of parameters of 2,4 GHz antennas Measurement of antenna parameters: old principle, new element base DC current measurement through a grounded load Measurement of the resonant frequency of the barrier circuits (traps) of multi-range dipoles using an RF bridge with a noise generator ESR meter as a simple prefix to a multimeter Oxide Capacitor ESR Meter RLC meter on PC sound card VAC meter with PC output RF power meter Real power meter Q-meter for RF coils capacitance meter Capacitance meter 1nF - 10uF Capacitance meter from 0 pF to 50 uF with a resolution of 0,01 pF Capacitance meter from picofarad to farad on PIC16F84 Capacitance meter for electrolytic capacitors Capacitance meter for electrolytic capacitors with leakage test Inductance meter SWR Meter DJ9PK SWR and RF power meter SWR and RF power meter from 1 W to 1 kW SWR and power meter Power meter up to 2 GHz 2m field strength meter Electromagnetic field strength meter in the range from 0 to 10 milligauss with frequencies from a few Hertz to 7 MHz THD meter Nonlinear distortion meter UMZCH Mains voltage deviation meter from nominal Relative humidity and temperature meter Radiation meter on a pin photodiode Mains voltage and current meter with galvanic isolation Current meter in the network 220 V Meter of specific surface electrical resistance up to 1 TΩ Acoustic volume level meter Acoustic resonance frequency meter for dynamic loudspeaker heads Equivalent series ohmic resistance (ESR) meter for audiophile and loop capacitors Measuring load for high power supplies Measuring sound generator with Kg not more than 0,002% The Jurgen Weigl measuring probe (OE6CWL) allows you to determine the properties of the earth that are important to know when calculating antennas Hans Nussbaum instrumentation amplifier based on MMIC (Microwave Monolithic Integrated Circuit) provides 10...12 dB gain with noise figure F=6 dB in the frequency range from 50 kHz to 1,5 GHz Inventor of kristadin (to the 100th anniversary of the birth of O.V. Losev and the 80th anniversary of the invention) An invention that delighted the scientific world (on the occasion of the 100th anniversary of the electrovacuum triode) Curved dipole Isodromic heat stabilizer for home appliances Studying the operation of the amplifier in order to further refine Nelson Pass's research on the ideal single-stage UMZCH on n-channel jfet LovoltechLU1014 IR sensor for burglar alarms with increased noise immunity IKDU switch IR car valet Car battery simulator for testing chargers Surf noise simulator Pulse charger for car batteries High Efficiency Switching Linear Power Supply Switching power supplies from Difona Communication GmbH Switching Regulators CUI Inc. V78xx instead of linear LM78xx Ameritron switching power supply SPS-75 with load current up to 75 A Switching power supply for powerful transistor UMZCH with two galvanically isolated power supplies Switching PSU 3 A with high efficiency Switching and linear voltage regulators in one IC MC34710 Freescale Semiconductor Inc Switching power supply that allows you to power the transceiver with a stable current of up to 25A at a voltage of 13,8 V when running on batteries or accumulators Analog Devices ADP2102 Switching Buck Converter Switching buck converter with efficiency = 90% for powering LEDs Switching buck regulator Switching voltage stabilizer HV32 2801-channel high-voltage analog switch IC IC 8-channel controller digital UMZCH class D Cirrus Logic CS44800 ESS Technology ESS8 9018-channel DAC IC operates with 32-bit audio data and up to 384kHz sampling rate A6966 Unisonic Technologies IC for LED level indicators does not require an external audio signal rectifier IC AD1994 dual-channel bridge pulse UMZCH with built-in sigma-delta modulators IC AD6548 Othello-G - single-chip quad-band (850, 900, 1800 and 1900 MHz) transceiver IC ADN2928 single-chip transceiver with bandwidth up to 11.1 Gbps Analog Devices AD8394 IC for building ADSL/ADSL2+ and xDSL line drivers Analog Devices ADAU1513 IC for the output stage of a powerful two-channel UMZCH class D The Analog Devices ADV7850 IC for Advantiv TV Solutions integrates a 170MHz video ADC, an adaptive 3D video decoder, and 297MHz HDMI 1.4a I/O and solves the I/O problems of today's most advanced home theaters, including 3D FullHD support. The Analog Devices ADV7850 TV IC contains a 170MHz video ADC, an adaptive 3D video decoder and 297MHz HDMI 1.4a I/O and solves the I/O problems of today's most advanced home theaters, including support for 3D FullHD Chipcon Products CC2510 and CC1100 ICs for wireless systems requiring long battery life, small size, low cost IC Fairchild Semiconductor FAB1200 - UMZCH class G for phones mp3 players isoPower ADuM5242 IC provides galvanic isolation of both signal buses and power circuits JP2003A iPOWIR family IC for multi-phase high-current step-down synchronous converters JRC NJM2762 100dB Signal-to-Noise Two-Channel Analog Audio Limiter IC Linear Technology LT1166 for bias control of the output stage of powerful push-pull UMZCH class AB Linear Technology LT2940 IC for precise power output/drain monitoring IC Linear Technology LT3743 is interchangeable for powering heavy-duty LEDs with a current of up to 20 A The Linear Technology LT5570 is an RF True RMS Detector Linear Technology LT8705 Super Efficient and Ultra Versatile DC-DC Buck/Boost Controller IC IC Linear Technology LTC1968 with patented true RMS converter architecture based on ??? second order modulator IC Linear Technology LTC4353 - Dual Channel Ideal Diode Controller IC LM3886 in UMZCH on the Howland current pump IC LM4961 of the Boomer series from National Semiconductor for the buildup of piezoceramic microspeakers of cell phones IC LT3464 step-up switching converter with integrated Schottky diode and protective key transistor The LTM4619 IC is a step-down switching DC/DC converter with two independent 4-amp outputs that does not require external active elements. Maxim Integrated Products' MAX3543 analog and digital TV tuner IC with innovative single-conversion architecture, integrated RF tracking filter and IF filter, eliminating the need for costly external SAW filters The Maxim MAX17047 IC for measuring the charge level of lithium-ion Li + batteries uses the company's patented ModelGauge m3 algorithm IC Maxim MAX2982 provides an exchange rate of 14 Mb / s both over power lines, The Maxim MAX2982 IC provides an exchange rate of 14 Mb / s both over the power lines and over a single-wire vehicle power line IC Maxim MAXQ7667 integrated (SoC) system of ultrasonic echolocation IC MS6308 telephone amplifier Taiwanese company MOSA ELECTRONICS The NXP SA58635 class G stereo amplifier IC for headphones features balanced inputs and a built-in bipolar voltage converter RFID transponder IC Atmel ATA5575M2 for animal identification in accordance with ISO 11784, ISO 11785 ON Semiconductor CAT2300 SENSEFET controller IC Si4010-C2 IC of the EZRadio series is a single-chip solution for a 27 ... 960 MHz CMOS transmitter with an integrated microcontroller based on the 8051 core Silicon Image SiI8332/8334/8336 ICs implement MHL interface in hardware Silicon Image SiI8332/8334/8336 ICs implement MHL interface in hardware. IC STMicroelectronics TS4604 for line outputs and phones contains 2 built-in voltage converters STMicroelectronics TSC102 IC for hot wire current monitoring The STMicroelectronics STA339BWS combines an advanced Sound Terminal digital signal processor with a MultiBand Dynamic Range Compression mode and a 4-channel FFX-Full Flexible Amplification UMZCH Texas Instruments CC2540 and Nordic Semiconductor nRFSOOL ICs are the first-born of Bluetooth low energy hardware implementation IC Texas Instruments TS3A225E - standalone audio switch with headphone type detection The TPS6223X buck converter IC from Texas Instruments allows you to increase the efficiency at a load current of 1 mA from 12% to 80%, while maintaining it high (up to 94%) at high load currents Vinculum VNC1L-1A USB host controller IC from Future Technology Devices International IC YDA139 stereo UMZCH with a power of 2x2,5 W at a supply voltage of 2,5 ... 5 V. 3/11 UMZCH of a new class Z (Direct digital feedback amplifier) Zetex Semiconductors IC A01994 of a two-channel bridge pulse UMZCH with built-in sigma-delta modulators Intersil ISL59605 MegaQ series automatic adaptive video equalizer IC for full color TV signal IC automotive UMZCH 4 x 41 W Toshiba TB2934HQ Windows Vista Compliant Maxim MAX9789A/MAX9790A Audio Amplifier ICs IC of the quartzless master oscillator SiSOO from Silicon Laboratories THAT1570 high quality differential amplifier IC for professional mic preamps and MC cartridges WM8816 high quality stereo volume control IC Wolf son Microelectronics Ltd Analog Devices ADL2,5 high-linear three-stage power amplifier in the range of 2,7...5571 GHz for use in WiMAX/WiBro mobile terminals STMicroelectronics AIS226DS high-precision biaxial accelerometer IC is designed for smart moving electronics systems Dual l/Q demodulator IC with AD8333 phase shifter ICs of two biaxial and one triaxial acceleration sensors Freescale Semiconductor The Intersil ISL54406 dual-channel switch IC will prevent any unwanted clicks when turning on, off and switching audio equipment Analog Devices ADAU1590 dual-channel UMZCH class D IC with PFM The driver IC IRS2092 allows, with a minimum of external elements, to create UMZCH with a power of up to 500 W Driver IC PR4401 to power a super-bright white LED from an element with a minimum voltage of 0,9 V Zetex ZXSC300 switching boost converter driver IC for powering one or more ultra-bright white LEDs Audio Level Indicator IC LM3914,15,16 National Semiconductor Maxim MAX13036 automotive electronics intelligent monitoring and contact cleaning IC Atmel AT42QT1040 touch keyboard controller IC Fairchild FAN6204 synchronous rectifier controller IC IC power factor corrector (PFC) IR1150 of the CRRS family IC low power transceiver ADF7025 Low Power Current Monitor IC Diodes Incorporated ZXCT1107/1109/1110 IC of a powerful automotive ULF class HTDA1560 IC of a powerful high-quality UMZCH TDA7293 IC of a powerful high-quality UMZCH TDA7294 IC MC34703 from Freescale Semiconductor for powering powerful microprocessor systems IC MSR73861 charging controller for lithium-ion and lithium-polymer batteries Analog Devices AD9551 multiservice clock IC Multi-format synchro-separator IC National Semiconductor LMH1981 IC fancy car UMZCH TDA7563 IC of a new driver for compact network LED lamps STMicroelectronics HVLED805 IC parallel voltage regulator TL431 PWM buck converter IC Diodes Incorporated AP8802 for powering a line of high-power LEDs Precision true-rms converter IC LTC1967 Analog Devices ADF7020-1 transceiver ICs for organizing radio communication in telecommunication data transmission systems over short distances Analog Devices SSM2302 Advanced Class D Telephone Stereo Amplifier IC The Analog Devices AD9837 direct digital synthesizer IC consumes only 12 mW and allows you to perform not only simple frequency and phase modulation, but also complex FSK, GMSK, QPSK, etc. IC RF keys Peregrine Semiconductor PE42551 and PE42555 Volume control and stereo balance IC MAX5440 from Maxim Integrated Products with control from the encoder The NCL30001 LED driver IC from ON Semiconductor makes it possible to implement a power factor corrector and a galvanically isolated AC-DC buck converter in one stage Microwave ICs of Analog Devices ADG901/902 switches operate at frequencies up to 4,5 GHz RF Micro Devices RF2373 Microwave Amplifier IC for WiFi, GSM, GPS, CDMA, W-CDMA and WiMAX Low Noise and Driver Stage Inputs 120x series ICs from THAT Corp. for transformerless provision of balanced inputs of professional audio equipment IC series 3D3428 from Data Delay Devices, Inc. are delay lines programmable via an 8-bit serial or parallel port IC series bqTINY for charging lithium-ion and lithium-polymer batteries Texas Instruments TPS30 synchronous 53355-amp step-down voltage converter IC with ultra-high efficiency of 96% Maxim MAX2203 RMS detector IC IC three-terminal adjustable current generator National Semiconductor LM134/LM234/LM334 ICs of three-channel high-voltage video amplifiers TDA9556 UMZCH International Rectifier PowIRaudio™ IR4321M and IR4322M ICs with dimensions of 7 x 7 x 1 mm deliver up to 100 W to the load without radiators UMZCH IO2 TDA2030 IC can be used in an adjustable stabilized power supply UMZCH NXP Semiconductors BV TFA9887 IC with revolutionary CoolFlux architecture monitors cone displacement and speaker coil temperature IC UMZCH TDA7497 before and after IC UMZCH Tripath TAA2008 Class-T Digital Power Processing UMZCH class D IC Cirrus Logic CS3511 has the lowest non-linear distortion and spurious radiation in its class UMZCH class D IC Texas Instruments, SGS-Thomson, National Semiconductor Analog Devices AD8557 amplifier IC for working with pressure, temperature sensors, etc. sensors The AVAGO AMMP-5024 amplifier IC operates in an unprecedented frequency range from 30 kHz to 40 GHz Maxim MAX2135 digital TV tuner IC provides simultaneous reception of two Japanese ISDB-T and European DVB-T signals IC PWM UMZCH MAX4295 in the speed control circuit of DC motors PWM driver IC 1Р520124 for UMZCH with power up to 1000 W Click suppressor IC Maxim MAX9890 IC electronic volume control / stereo balance and bass / treble tone LM4610 National Semiconductor LM7705 DC Inverter for Single Supply Raii-to-Raii Op-Amp Individual sensitive seismograph Indicator for setting satellite TV antennas Fuse health indicator on two-color LED Car battery voltage indicator Field strength indicator for 2m and 70cm bands Rephasing indicator LED Antenna Rotation Indicator Presence indicator Indicator of unbalance or loss of emission of cathodes of lamps of push-pull output stages UMZCH Car Battery Status Indicator Battery status indicator Engine temperature indicator with adaptive brightness Indicator for accurate positioning of a parabolic antenna to a satellite for receiving a TV program Mobile phone direction finder indicator Inductive Balanced Metal Detector Engineering (real) calculation of power supply unit UMZCH program PowerSup.exe An innovative technology for forming printed circuit boards by inkjet printing with special inks based on silver nanoparticles, which can be filled with the most common inkjet printer cartridge Innovative PowerGenix NiZn batteries with a nominal voltage of 1,65 V Innovative Microsoft InstaLoad connector lets you insert batteries without worrying about polarity The Kaiteki Institute, together with Bifrostec, have introduced a new technology that allows you to determine the heart rate using the most common headphones. Microchip HCS473 Integrated Keyless Entry Solution with KeeLoq Jump Code System STMicroelectronics STW81101 and STW81102 Integrated High-Frequency Synthesizers with Industry's Lowest Integrated Phase Noise Integral linear and switching voltage stabilizers Integrated sensor elements IMEC/Holst Center on MEMS-bridges with polymers deposited on the surface allow you to quickly determine the composition of the gas AD8295 Integrated Precision Interface Instrumentation Amplifier Integral temperature sensor of increased accuracy Maxim MAX19790 integral voltage controlled attenuator interfaces with 50 ohm radio systems from 250 MHz to 4 GHz Texas Instruments Integrated Load Switch TPS22924C Integrated TV-browser-mailer-CO-player CMI Worldwide ICEBox. Trimble Acutime Gold Smart GPS Antenna Intelligent control GSM security device Guardian BM8039 intelligent contact lenses Sensimed Triggerfish with MEMS sensors STMicroelectronics Intelligent electronic fuses STEF Intelligent autoinformer based on GSM-module Smart dimmer controlled by RC5 compatible IR remote control Intelligent key International Rectifier AUIPS7121R for switching powerful automotive lamps TV-B-Gone Smart LED Keychain Interactive spreadsheet and frequency response corrector for sound cards Interactive talk radio TalkRadio An interesting feature of the Lexar JumpDrive M10 Secure flash drive is the free space indicator Internet control via USB and hardware/software on/off switch of the Raspberry Pi microcomputer Internet TV Boxes with HDMI Revue by Logitech Internet TVs that allow you to receive Internet TV (IPTV) broadcasts without using a PC RS232 interface for YAESU G-800DXA PTZ device - analog of branded GS232A Interface for YAESU transceiver The Franz-Peter Zantis interface board, after connecting to a PC via a USB port, allows you to control several digital and analog devices, as well as indicate the status of both digital and analog inputs LRU Newsletter Newsletter LRU. The results of the championship of Ukraine in radio communication on KB by telegraph and telephone Newsletter LRU. Radio expedition to Meganomsky lighthouse infrared barrier Infrared household lighting switch Infrared presence sensor infrared locator Infrared receiver with automatic recognition of the type of remote control and a decoder for up to 8 commands Ionizer Iraqi militants intercept US drone information with $30 Russian-made SkyGrabber program without any difficulty Maxim MAX2990 Power Data Modem IC (PLC modem) Maxim MAX3542 hybrid (analogue and digital) TV tuner IC Texas Instruments INA321 Instrumentation Amplifier IC A sparkling milestone in the history of radio transmitters Use of 61LK4Ts and 61LKZTs in ZUSST TVs Using the game port in an amateur radio lab Using the programmer VeeRhod+ in Elektor laboratories or the meaning of the expression One for all Testing online services for translation from English into Russian Direct Conversion HF/VHF Test Receiver IF test generator for LW/MW/HF radio receivers Researchers from the Technical Institute of Physics and Chemistry in Beijing have proposed a technology for forming electrical circuits using an inkjet printer and special metallic inks. Researchers at North Carolina State University have developed a new stretchable antenna. The University of Southampton Research Center has demonstrated a new way to record information in 5-dimensional form in a transparent quartz block. Radio transmitter history History of radio-controlled explosions History of Q-Code History of the Mystery Rays Uninterruptible power supply 220 V / 50 Hz, 220 W Uninterruptible power supply for PC Power supply with step-by-step output voltage regulation 25A DC 12V solar power and lead gel battery Vlatko Boltara DC source with 50 A output current at 10 to 14 V Power supplies for imported transceivers Results of the world team championship in radiosport WRTC-2014 Results of the World Team Championship in radio communications at KB The results of the championships of Ukraine in radio communication on KB by telegraph and telephone To the 100th anniversary of the amateur radio idea (invitation to reflection) To the 70th anniversary of the invention of the SRPP cascade On the question of the invention of the telephone (125 years since the invention of the telephone by Alexander Bell) To the discussion about the circuitry of the output stages of transistor UMZCH and the choice of field / bipolar USB/IO24 adapter cable cable tester How to introduce a speech synthesizer into devices on PIC microcontrollers How Japan's earthquake and tsunami affected the electronics industry How to rebuild the sound in a VCR to our standard How to choose passive radio-electronic components for a home-made device or for replacement during repair How to catch a satellite How to use the digital scale correctly How Radi Godmair Uses Microsoft Excel to Automate the Graph-Analytical Design of Maximally Linear Tube Audio Amplifiers How to design a PCB? Now it's very easy How Soviet sound cinema was created How to improve the parameters and reduce the dimensions of the Wave Channel antenna? Calendar plan of Ukrainian competitions for 2014, rating of competitions in digital communications. Lyubov Shevtsova - radio operator-scout Calibrator for S-meters Calibrator for verification of digital multimeters Multimeter calibrator Calibrated RF Current Meter MFJ-853 RF & Microwave Toolbox calculator focused on RF calculations and launched as an application for smartphones under Android Sony DCR-DVD403 camcorder records video + home theater audio in Dolby Digital 5.1 Audio player playback channel Drop-shaped two-way speaker system The Drop of the German company Scandyna Karat-2N for beginner radio amateurs 940GB Maxell SVOD Cartridge with 92µm Optical Discs A cascade that converts the sound of an average transistor UMZCH so that it gives the impression of the sound of a tube UMZCH Cassette for degaussing MG cassette recorder Cassette duplicator GRAFF DIAMOND Cassette recorder Nakamichi BX-1 High-quality multimedia UMZCH Qualitative leap in performance of the new series of Toshiba TLP171 photo relays with microcurrent LEDs HF / VHF transceiver Icom IC-706 Mkll HF preselector amplifier HF receiver WiNRADIO WR-G313e with PC control HF receiver on two chips HF Direct Gain Receiver with Q Multiplier HF transceiver DX-SR8T/E from ALINCO is designed to work with all types of modulation on all amateur bands including 5,3 MHz HF transceiver ICOM IC-703 HF transceiver JUPITER model TT538 from TEN-TEC HF transceiver from MOVAT (Motorola & BArTal) HF UM on GU43B with an output power of 2 kW on all KB bands HF power amplifiers RM HLA-150 and HLA-300 HF power amplifiers for QRP transceivers HF power amplifier Expert 2K FA from Reimesch Kommunikationssysteme GmbH on 6 MOSFET transistors MRF151G HF power amplifier on 2xGU50 with grounded grids HF power amplifier on two ceramic-metal lamps GI-7B designed by Yakov Lapovka (UA1FA) Counterwave quadrature mixer for 46 MHz Quasi-symmetric antenna tuner Quartz heterodynes with large relative tuning Crystal oscillator Crystal oscillator for RTTY Crystal oscillator for high-level mixer of 2m transverter with high dynamic range Crystal oscillator with AGC Crystal oscillator with large frequency tuning Quartz master oscillator Quartz tester Quartz filter with bandwidth tunable by replacing the bandwidth-determining capacitors in the ladder filter with varicaps Quartz master oscillator with frequency doubling HF minitransceiver with 3 transistors and one IC HF transceiver ICOM IC-703 Kyiv Polytechnic Institute - 100 years Kyiv Radio Club - 20 years Kilowatt KB PA Expert 1K FA on MOSFET transistors from Reimesch Kommunikationssysteme GmbH Alpin 100 kilowatt power amplifier from Reimesch Kommunikationssysteme GmbH for all amateur KB bands from 1,8 to 54 MHz Chinese In Technology Group Limited crossed a mobile phone with GPS, a full-fledged QWERTY keyboard and Piggy Chinese Palito on Dutch TDA7088 Chinese free cloud storage Tencent Weiyun and Yunpan 360 offer up to 10TB and up to 36TB respectively Chinese supercomputer Sunway BlueLight with a performance of 1 petaflops on Chinese ShenWhei SW1600 processors The TuneBoard Speaker Keyboard has two built-in speakers and a mini microphone Keyboard-PC ASUS Eee The classic approach to designing a modern tube high-quality UMZCH was demonstrated by Wim de Haan and Kees Houvelman with their new two-stroke pentode EL519 Classic tube UMZCH Linsley-Hood and Williamson on beam tetrodes Classic push-pull 20-watt UMZCH on 6L6GC Classic push-pull tube UMZCH J.R. Laughlin Classic tube UMZCH Rinaldo Atto The classic tube UMZCH S. Komarov is aimed at beginner radio amateurs Classic tube amplifier of the middle of the last century Pilot AA-410 Classic transistor vinyl corrector on modern transistors Classic transistor UMZCH Bob Sturman's classic ultra-linear tube UMZCH Key voltage converter with 10 A output current and constant (13,8 V) or regulated (5,1...40 V) output voltage Linear Technology LTC6090 CMOS Rail-to-Rail op amp up to 140V Toshiba TC9235 CMOS IC for High Quality Electronic Audio Level Controls Rohm Semiconductor's BU7411G/SG CMOS op amp consumes only 0,35 uA JRC NJU77806 CMOS op amp with record low noise of 5,5 nV/vHz Sony ClearVid CMOS sensor for digital camcorders Coaxial collinear antenna coaxial relay 4000 Series Coaxial Loads from Coaxial Dynamics coaxial dipole Code, jargon or what does it all mean Combination lock for garage controlled by mobile phone Combination lock on AT90S1200 microcontroller Combination lock with micro consumption RZKZ codes! World Team Championship in Radiosport WRTC-2014 Samsung DVD+VHS combo with support for MPEG4 video discs Combined active antenna for measuring the strength of the electric or magnetic field components and signal preselection in conditions of strong interference Combined TV antenna Combined VHF antenna Frame + wave channel Combined (peak/RMS) level meter for studio audio complex Combined grounded loop dipole Combined level meter: simple, cheap and precise Video input switcher with PC control via USB Range low-pass filter switch in transistor power amplifiers Dipole commutator on pneumatic relays Switcher for low-level professional audio applications Solenoid switch or other powerful DC load controlled from PC COM port Receive and transmit mode switches for transceivers Switched multiband vertical antenna for 15...80 m Compact 2-element antenna for 2m Compact Full HD camcorder Samsung HMX-QF20UP with Wi-Fi adapter Compact two-element antenna Double M by Klaus Warsow (DG0KW) for 6m Compact two-element antenna for 15 meters Compact design of Z-coupler antenna (Z-SU) operating from 10 m to 80 m with input power up to 100 W The compact operating system KolibriOS for x86-compatible PCs fits on a floppy disk Compact color music box Compact digital Full HD action camera Rollei Actioncam 5S Wi.i with built-in Wi-Fi module and remote control via tablet or smartphone Compact electronic fluorescent lamps: choose, apply, repair Elecraft KRA-500 compact 500-watt transistor RF amplifier Compact KB power amplifier TOKYO HY-POWER HL-1.5Kfx Compact QRP transceiver HandyPSK from Silentsystem Inc. allows full CW, PSK, QPSK and RTTY communications without a computer Compact Antenna Analyzer Compact HF transceiver Kenwood TK-90 complies with military standards MIL 810 Compact receiver for 40 meters Compact probe 1 MHz…2,5 GHz Capacitor comparator Speaker cable compensator for Technics SE-A900S amplifier Compensator of acoustic resonances of the living room Compensator for age-related changes in the spectral sensitivity of hearing Compensator for non-linearity of matching transformers Lower octave compensator for acoustic systems Mains voltage deviation compensator Competently about permission to use radio transmitting devices A complex for high-quality digitization of records - a Seta Nano preamplifier with a linear frequency response and a Pure Vinyl program with a 64-bit digital RIAA equalizer Complex for measuring ultra-low non-linear distortions Pinnacle's Complete Video Capture-Editing-Conversion-to-Streaming Solution Sony Vegas DVD Production Suite A complementary pair of Sanken STD03N and STD03P Darlington transistors is designed specifically for the output stages of powerful high-quality UMZCH Complementary symmetric RIAA corrector Complementary-symmetric two-stage UPT on field-effect transistors Complementary-symmetrical UMZCH Bok Schildard Complementary-symmetrical UMZCH Endre Piret Complementary pairs of field-effect transistors at the input of a push-pull output source-emitter follower and in the field-bipolar cascodes of the push-pull-complementary voltage amplification stage UMZCH A. Shednoy Composite heavy duty UMZCH class H V.2013 PRO Composite UMZCH V2012 PRO Composite audio power amplifier Desktop microphone compressor for transmitter Computer, USB and acoustics Computer mouse EMS Muscle Mouse by Thanko with built-in muscle stimulator Computer USB interface for transceiver control via CAT system with full galvanic isolation of transceiver and PC Computer interface for Icom transceivers Converter 50 MHz to 24 MHz Converter CVSB -> S-video FM Band Converter KB and CB Converter raw-S to PDF converter RS232/RS485 converter USB <-> IDE converter Converter for receiving DRM stations Converter for receiving signals from amateur radio stations on the extra long wave band 136 kHz Converter for CB radio station UHF converter Sample rate converter up to 96 kHz Miller effect variable capacitor Competition for the best WFF - URFF expedition results of 2012 Lead battery conservator Yana Zima Construction of SWR meters Designs 5...9 element Yagi with an extended traverse for the 6-meter range Construction of the 13-element Yagi 13LBA on the 2m band 50 ohm (100 W) dummy load design with >30 dB return loss from 100 kHz to 2,4 GHz DK3KD design of a simple lightweight rotor for horizontal rotation of small VHF antennas 6m Halo Antenna Design The design of a vertical antenna without counterweights Construction of a simple and cheap telegraph key The design of a simple probe for a multimeter that allows you to measure the values \uXNUMXb\uXNUMXbof SMD resistors and capacitors Workstation design for easy soldering of surface mount components Transformer design with disc windings The design of the power connection unit for a rotating 3-element Yagi with a gamma matching device Short Vertical Dipole Design by John Portune (W6NBC) C-ducer contact microphones from AMG Electronics Incubator temperature controller RGB ribbon controller with remote control from MP324 module Controller without Microsoft Kinect controller for contactless control of the Xbox 360 game console Linear Technology LT4320/LT4320-1 Ideal Bridge Rectifier Controller Linear Technology LTC3880/LTC3880-1 DC/DC Buck Converter Controller with I2C/PMBus Interface and Non-Volatile Memory National Semiconductor LM5118 buck-boost DC/DC converter controller The Texas Instruments TSC2004 touch screen controller is designed for MPXNUMX players, handheld computers, communicators, etc. Handheld radio synthesizer controller Stepper motor controller Control of four voltages with one LED Control receiver for 80m band 80m monitoring receiver ham radio control receiver Configuring MixW for Competing Electromagnetic energy concentrator Concept Mac Funamizu for a desktop with a holographic display The concept of a plastic computer mouse called Moldable Mouse Concept laptop Intel Mobile Metro Notebook KEF Concept Blade with carbon fiber and balsa wood cabinet Cassette recorder playback amplifier concept Vaio Type X Concept Digital Video Recorder JBL Concert Subwoofers Vertec VT4882 Series Basket sensor for high sensitivity pulse metal detector Short two-element antenna for 24 MHz Short two-element Yagi on 6 meters Shortwave Antenna Dual Beam Pro Shortwave volunteers (1936-38) ALPIN 2 shortwave 200kW power amplifier from Reimesch Kommunikationssysteme GmbH Shortwave audio modem with USB interface that connects between a PC and a transceiver and allows you to work with all digital modes of communication Shortwave transceiver UR5LAK Short-wave power amplifier based on metal-ceramic triode GI-7B without an anode transformer Shortwave power amplifier with automatic quiescent current control on GU-78B for contests DFN housing (dual flat no leads) occupies 6 mm2 on the PCB Color corrector Correction of the operation algorithm of Sharp VHS players Microsoft-Fugoo coffee maker rushes online to check the grind size of morning coffee beans Amalfi Semiconductor AM8901 Stratos Series Silicon CMOS Amplifiers with AdaptiveRF Architecture Criteria for assigning special call signs to LRS of Ukraine Crossover Lambda Crossover for active subwoofer HCI Design's tiny free utility MemTest tests the computer's system memory even on a 64-bit CPU Pie chart from two magnetic antennas Circular dipole for 2m The world's largest 3,2 gigapixel digital camera of the Large Synoptic Survey Telescope for capturing the night sky SWR meter for VHF band SWR meter on strip lines SWR meter direct reading for VHF SWR meters: theory and practice. How to make a reliable SWR meter Dnipro Cup 2008 Dnipro Cup 2009 The iGrill kitchen temperature probe can be connected to your iPhone Kaspersky Lab announced the discovery of the first spam mailing in which mp3 files are used to convey the main advertising message to the final audience Laboratory power supply 0 ... 30 V 0 ... 3 A on the IC PWM controller National Semiconductor LM2576T Laboratory power supply with output voltage 0...40 V and output current 0...7 A Laboratory power supply with smooth current regulator Laboratory bipolar power supply Laboratory Bipolar PSU Laboratory voltage stabilizer 0-40 V, 0-2,5 A Laboratory stabilized power supply 0...30 V, 0...3 A Laboratory stabilized power supply with automatic switching of windings Laser Iron Breadboards for 20-Lead Mini SOIC/TSSOP Packages Xerox laser printers priced at just over $100 MAX3948 Laser Driver and DS4830 Optical Microcontroller - New Maxim Integrated Chipset for 40 Gigabit Optical Transceiver/Diplexer/Triplexer ELP LT-300STD Analog Laser Turntable Laser P3232 transceiver for optical communication between two PCs laser guard Laserphone - optical phone Emergency lamp with 125 white LEDs connected in series Lamp-bipolar-field UMZCH for head phones UN Chi Wong's tube solution for hybrid UMZCH has an advantage over SRPP Tube-transistor linear power amplifier for amateur bands Tube vinyl proofreaders, year Tube 100-watt UMZCH on PL509 Tube 15-watt push-pull ULF on pentodes Tube 5-band graphic EQ Tube Classic High-end tube preamplifier with auto input switcher and vinyl equalizer Tube SE for beginners Tube Spectrum Analyzer for High-End Audio Systems Tube transformerless headphone amplifier Tube Guitar Effects Unit Lamp vin il-corrector for 6S4P + 6N6P Tube vinyl proofreader by Milos Munzar Tube vinyl corrector with low output impedance Tube vinyl corrector with increased immunity to radio frequency interference Tube vinyl corrector with POS Tube vinyl proofreader-headump Tube hybrid UMZCH with zero output impedance Parallel powered push-pull linear amplifier Lamp two-stroke single-stroke. Principal decision Lamp push-pull UMZCH with a power of 40 W on the G-807 Lamp push-pull UMZCH with load sharing between the cathode and anode circuits Lamp push-pull silo Lamp detector receiver Tube detector receiver for the audio complex of a true tube audiophile Frankenstein tube home cinema audio complex with a phase compensator inside the OOS loop Lamp kaleidoscope. SE on triode quartet Joseph Norwood Steel tube line preamp with loudness control Gregory Charvat's self-powered tube mic preamp Tube mic preamp for studio use Tube microphone preamplifier with reduced tube input capacitance and transformer non-linearity Tube multimedia UMZCH with subwoofer Tube ennobling preamplifier Tube preamplifier for computer sound cards Tube preamplifier with vinyl equalizer and tone block Tube preamp with tone controls and phone output Tube preamplifier with Williamson tone block Tube receiver with UMZCH Heinrich Siemens tube stereo preamplifier Tube studio mixer with timbral lock Low Voltage Tube Telephone Amplifier Lamp UMZCH Avery Fisher SA-16 Lamp UMZCH Grammes 260A Tube UMZCH Grommes 209 Precision Electronics Inc Lamp UMZCH Luxkit A3550 Lamp UMZCH QUAD II Tube UMZCH Brooks with a dynamic transition between class A and AB2 ... 3/17 Tube UMZCH Gyor Plakhtovich with an output power of 12 W and a harmonic coefficient of 0,95% Tube UMZCH Wojciech Voracek with guitar bells and whistles Tube UMZCH class A on tetrodes 6P36S Tube UMZCH Claudio Rosada class A2 with improved processing of the lowest frequencies Tube UMZCH by Michel Ter Burg on triode-pentodes PCL86 Lamp UMZCH with a power of 850 W on a quartet of pentodes GK-71 Tube UMZCH on double triodes Lamp UMZCH O. Platonov on 6N8S and 6P44S Tube UMZCH with two independent single-ended output stages operating in a quasi-push-pull configuration for a common load Technics RS-B355 Tube Playback Amplifier for Cassette Recorder Tube amplifier for high-impedance high-end headphones Tube headphone amplifier Tube amplifier with 12 V power supply for Hi-Fi headphones Tube pop UMZCH on 6PZS with tone controls and guitar effects Tube stage amplifier for GU-50 Lamp-field-bipolar-microcircuit transformerless UMZCH without environmental protection Lamps LEDTronics on LEDs DecorLED Lamps for high-end audio Lamps and sound: back, to the future or new - is it a well-forgotten old? Legendary receiver Krot-M Lightweight XNUMX-element directional multi-band antenna for Field Days Lightweight portable DK2UT antenna for operation on the bands from 40 to 10 meters Lightweight foldable DL2ELU 1-element directional antenna with curved elements Goal Zero's Sherpa 50 Power Pack Lightweight Portable Power Pack Replaces 30 Batteries Chronicle of domestic radio engineering and broadcasting A line of inexpensive miniDSP kits for DIY audiophiles ACOM-1,5 linear 1500 kW HF power amplifier using the new 4CX1000A tube Linear temperature sensor Linear Hall sensor AS5510 from Austriamicrosystems AG with dimensions of 1,46 x 1,1 x 0,6 mm Linear preamplifier for passive volume control and balance in high fidelity audio systems Linear preamplifier for matching both tube and transistor amplifiers, and vice versa Linear stereo preamp level control with clip indicator Linear circuit simulator RFSim v.1.05 based on S-parameters for the development of communication and high-frequency electronic equipment Linear PA for the ultra-long wave range Line amplifier for passive volume/balance controls W6PQL 2-meter linear power amplifier provides 80 watts when operating SSB, CW or FM Linear power amplifier at 144 MHz and 432 MHz Toshiba Super Charge Lithium Ion batteries gain 80% capacity in just 1 minute Logarithmic level meter for audio power amplifier Logarithmic volume control on a linear variable resistor Logarithmic volume control on a linear potentiometer for a tube amplifier Logarithmic volume control on a linear resistor Logic elements based on microelectromechanical (MEMS) technology with tungsten contacts are not afraid of radiation Logic probe inside a used ballpoint pen Log-periodic LPDAplus for 2 meters Log-periodic antenna for 14-29 MHz Log-periodic antenna with an operating frequency range of 10-30 MHz Log-periodic dipole antenna LP045500S Log-periodic dipole VHF antenna LP145435S Akom log-periodic shortwave antennas The Private Energy Solarboat Team boat with a solar-powered electric motor covered 220 km in 11 hours and 26 minutes Local computer networks without network adapters Elbow and skydrop probe designs for reliable contact of oscilloscope inputs on microscopic spiders of modern surface mount ICs Loftin from TV parts Loftin-White for Beginners on Affordable Domestic Lamps Lou Bourque (W7JI) proposed an easy-to-make mini balun capable of passing 500 watts from 3,5 to 30 MHz Louis Fleming proposed an original hybrid - an active transformer smoothing filter for powerful single-ended UMZCH audio, characterized by a minimum voltage drop with excellent smoothing of ripples Lutz Henning (DK8JH) used an ordinary PS/2 computer mouse as a manipulator for his automatic telegraph key. Lviv Shortwave Club (LKK) is 80 years old Amateur radio station FM-RH2003 on 144-146 MHz Amateur SSB transceiver Kajman Fans of receiving broadcast SSB radio stations Lyubov Shevtsova - radio operator-reconnaissance EM1U M.U.Z. OLED indicator M.U.Z. TFT touch display M.U.Z. Universal remote control with RC-5 and NEC protocols M.U.Z. Encoder control Magnetic antenna Hoola Hoop from a gymnastic hoop with a diameter of 84 cm Magnetic antenna for the range of 1,8 ... 2,0 MHz from three rims from bicycle wheels Magnetic receiving antenna for 80m band Magnetic frame for 160 m RLA2 magnetic loop receiving antenna from Reuter-elektronik Mike Danbury has developed a vinyl corrector with an unusual inductive-resistive correction Maximalist-High-End SE UMZCH Rene Cariou on pentodes 813 Little soldering tricks Little tricks for repairing laptop disk batteries Small virtual oscilloscope Digital Oscilloscope v.2.51 Super-Dipol 2/70 small antenna from Lambdahalbe small speaker Small-sized dual-band (2 m and 70 cm) two-ring antenna Small-sized two-element Sigma-Yagi Linear Technology LTM4608 Stabilized DC/DC Converter Small-Sized IC with 8 A Output Current Small DC Relays Small-sized Intel Reader scans, recognizes and reads aloud printed texts of books, magazines, newspapers Small-sized LCRmeter with a measurement accuracy of 0,05% Small standalone flash copier Small size power supply with redundant function for electronic clock Small TV Signal Generator Small-sized switching power supply Alinco DM330MV with a low noise level for powering communication equipment A. Savchenko's compact combined measuring device includes a digital storage oscilloscope, a two-channel storage analyzer of digital signals, and a signal generator based on the ATxmega256A3U microcontroller Small portable 136 kHz receiver Small size 27/144 MHz transverter YAESU FT-450 compact transceiver for all KB + 50 MHz bands with 100 W output power Compact power amplifier ACOM-1010 Low-power transformerless 5-volt power supply with minimal cost and weight Low-power power supply with self-induction current pulse charging of the relay winding Low power 40m transmitter Low-power stabilized transformerless mains power supply SoundPlus OPA1664 low-noise bipolar op-amps from Texas Instruments for audiophile applications Low noise antenna amplifier SQ4AVS with high dynamics for Beveridge antennas 1296 MHz Low Noise Antenna Amplifier Low-noise antenna amplifier for the range of 400-600 MHz Christoph Kunze's Low Noise High Dynamic Range Antenna Amplifier (DK6ED) for Low Frequency Bands Low noise crystal oscillator Analog Devices ADA4841-1 Low Noise Ultra-Low Distortion Op-Amp Low noise preamplifier for audio measurements Low noise preamplifier with weighted input NEC uPC3237TK Low Noise Amplifier for 100...1000 MHz Manipulating the transceiver in telegraph mode and switching reception and transmission modes From a PC via the RS232 port Manipulator for electronic telegraph key DK6ED on specialized chips of proximity and touch sensors IR manipulator for electronic telegraph key Bulk malicious spam via Skype Texas Instruments PGA112, PGA113, PGA116 and PGA117 scaling multiplexers Mathematical analysis of the Tilt control Enclosure material with impact-absorbing microscopic carbon nanotube springs The MAX9744 is the industry's first spread-spectrum Class D stereo amplifier to include both analog and digital 64-step volume control circuitry. Media player Sony Walkman NWZ-X1000 thanks to Wi-Fi support allows you to watch videos from YouTube Copper instead of aluminum on JRC MUSES7001 Silicon Carbide Audiophile Schottky Diodes International broadcasting in Ukrainian melodic doorbell Memorial Diploma Our VE6JO-UB5BK Metal detector Beat metal detector with additional capacitive detection of non-metallic objects and hidden voids Metal detector based on a television horizontal transformer Metal detector based on the principle of a digital frequency meter Metal detector-prefix to the audio player Transformer SE Optimization Method Based on Magnetic Core Measurement Results Methods of dealing with television interference Mechanically robust Squalo loop antenna Flasher with automatic activation in the dark Flashing power lamp based on flashing LED Flashing LEDs are not only 2-3 pulses per second. Device, parameters and 27 schemes of various applications Flashing LED Pet Collar Microwattmeter up to 500 MHz The microsized Fmicro thermistor sensor from ATC Semitec has a diameter of 0,51 and a length of 2,3 mm The MAXQ7670 microcontroller from Maxim Integrated Products is a highly integrated solution for measuring multiple analog signals and sending measurements over the control area network (CAN) bus. Motorola 68HC908SR12 microcontroller with built-in current and temperature sensors Texas Instruments bq27541 charge / discharge microcontroller for servicing a lithium-ion battery using the Impedance Track algorithm Microcontroller control - 4 (Nokia-6100 LPT display tester, USB-LPT converter) Microcontroller control - 4 (USB-BootLoader, HiAsm constructor) Microcontroller control - 4 (USB-UART, terminal program) Microcontroller control - 4 (Nokia-Siemens C-function libraries) Microcontroller control - 4 (Two Siemens-S65 display testers) microcontroller sound control S. Shishkin's microcontroller device for signaling and guarding up to 96 objects Microcontroller pinout determinant of bipolar transistors PICmicro NanoWatt microcontrollers from Microchip Technology Avago Technologies ADSP-9800 micro module performs the functions of an ambient light sensor and a proximity sensor Micropower microcontrollers Texas Instruments MSP430 series WM8983 micro power high quality stereo codec Micropower longwave receiver Micropower and microvolt versions of the 555 integral timer Micropower CMOS Op-Amp New Japan Radio Co.,Ltd. NJU77000/NJU77001 with record low current consumption of 290 nA Micropower Microphone FM Transmitter Micropower optical sensor Avago Technologies ADNS-3000 will live from one AAA battery in a wireless computer mouse for a whole year Micropower TV transmitter for kitchen Micropower VHF-FM generator Micro transmitter for VCR Microtransmitter for amateur TV Microtransmitter for listening to a telephone conversation on an FM receiver 1227 MHz microstrip antenna for GPS/GLONASS ON Semiconductor's ESD9L ESD protection device limits a 15 kV discharge pulse to a safe 7 V level within a few nanoseconds Firmware UMZCH class G Microprocessor Pulse Metal Detector (AT90S2313-10PI) Microprocessor controller for R399A, R160, EKD300 receivers, etc. Microprocessor - 40 years VIA Nano 86 series superscalar x3000 microprocessors have 50,7% higher performance than 1,6GHz Intel Atom Microradiobug Microroentgenometer - prefix to a multimeter Micro Ryu Scope The FLAME project micro-LED from one micro-battery tablet can shine for 80 years MicroSRZ-navigator Inbi-Out the size of a 5-kopeck coin Analog Devices ADP1047 is the industry's first digital PFC controller with power measurement capabilities The IR1168 chip of the International Rectifier's SmartRectifier coupled controller is designed for high-performance synchronous half-bridge rectifiers for large plasma and LED TV power supplies. Chip QProx QT9701B from Quantum Research Group Ltd. for ultra sensitive capacitive sensors Chip STMicroelectronics TDA7576B automotive UMZCH with unipolar 24-volt power supply and original quasi-bridge architecture Linear Technology LTC3814-5 step-up voltage converter IC with Uout to 60 V Transceiver chip MICRF505 from Micrel for organizing communication lines in the range of 850 ... 950 MHz and transmitting a data stream up to 200 kb with FSK modulation Microcircuit reverse polarity protection Chips BAL-2593D5U and BAL-2690D3U from STMicroelectronics allow you to connect the antenna to a Bluetooth transceiver without additional components Chips for digital audio Optical I/O S/PDIF Chips Microtransceivers Yaesu, Alinco, Icom Micro transformers Coilcraft LPR6235 for smd mounting in small-sized DC-DC converters Micro faradometer with a limit of 999000 uF Microphone - without screens and noise! Neumann D-01 microphone with built-in digital signal processor Microphone SMM310 based on MEMS technology Infineon Technologies AG Microphone with adjustable omnidirectional to 8-shaped polar pattern Aphex Dual RPA 500 mic preamp based on the idea of the Reflected Plate Amplifier (RPA) - an amplifier with a reflected anode Microphone preamp for professional use Mic preamp for studio use Mic preamp with balanced input Mic preamp with balanced input and output Mic preamp with compressor Microphone preamplifier that cuts into the microphone cable of a PC sound card Microphone amplifier with built-in compressor and squelch SSM2167 Microphone amplifier with compressor that can be changed from almost linear gain to almost hard limiter Microphone amplifier-compressor Disco Mixer Mixer Disc jockey mixing console police siren Millivoltammeter with memory Millivoltmeter audiophile millivoltmeter Milliohmmeter Mini Audio DAC - S/PDIF Tester Super Tiny Multimedia Keyboard Miniature radio station for rest and work ALCOM UHF-70 (BK) AL MMA73xxL Miniature Analog Accelerometers Freescale Semiconductor Pulse Engineering Miniature High Efficiency Transformers for Power over Ethernet Active Devices Philips SHG8010 mini headphones with tactile subwoofer Miniature built-in voltmeter with animated LED indicator MP503 144 MHz mini fox transmitter SQ7HJB Miniature VHF fox transmitter Mini audio mixer by Ross Tester and Nicholas Vinen self-powered by a 3-volt button CR2032 DC mini inverter Minicalibrator minimalist oscilloscope Larry Lissla's minimalist approach to tube high-end amplifier building: there are only 3 elements in his triode UMZCH circuit Minimizing the number of cascades in UMZCH Junior Mini Transceiver 80m NIKI mini transceiver for PSK communications on 80 meters in QRP1 /34 mode Original DK3HA instrument for remote measurement of complex antenna impedance Minitransceiver SP5AHT TRX2008 mini transceiver for 3,7 MHz band Mini transceiver by Andrzej Janeček (SP5AHT) for SSB communications on 80m band Minitransceiver Izyuminka S.Levchenko (UR4LIE) Mini fish finder for the sport fisherman Muscle stimulator The world of radio is below 500 kHz. LW band 136 kHz in Russia! MK41T56 real time timer Bill Christie's MM/MS vinyl proofreader on LME49740 op-amp MM/MS vinyl proofreader by Dennis Colin on a modern element base with a dynamic range of 118 dB Multiband GP Multi-band antenna EW8AU based on J-antenna Multi-Band Antenna Vertical Tape Measure for Field Days Multiband Bicycle Magnetic Loop Antenna Multiband vertical antenna Multi-band vertical antenna BB7V from DIAMOND Multi-range Delta for the field Multi-range three-element Yagi StepplR Multi-Range Yagis Multiband directional antennas Multiband stub antennas Multi-range (10.40 m) dipole with matching symmetrical line Multirange dipole Multi-range square Multichannel DMU Linear Technology LTC3731 PolyPhase DC Buck Converter Controller New Generation Multifunction Device Txtr Reader Multifunctional household appliance on AVR controller and dot-matrix LCD Multifunctional strobe tachometer Multifunctional frequency meter on a single-chip microcontroller АТ89С2051 Multicolor speaker power indicator Multi-element Yagi for 70 cm range Multi-storey cascaded linear power amplifier of single-sideband signals Mobile active antenna JXTXGPS-CZG-2701 from Chengdu AINFO Mobile antenna HFMB01 from Difona Mobile navigation system Sony XYZ NV-XYZ88 Mobile RADIO is a simple, fast and convenient way to communicate both with one interlocutor and with a group of up to 20 subscribers Siemens SK65 mobile phones with QWERTY keyboard Mobile telegraph message player Mobile phone LG-SB130/KB1300 with time travel function The Samsung B2100 mobile phone meets US military MIL-STD 810F and IP57 standards and can be dropped, bumped, dusted and submerged in water. Mobile phone Samsung SCH-V770 with XNUMX megapixel camera Mobile phone Samsung SPH-V5400 with built-in 1,5 GB hard drive, mp3 player, FM receiver and low-power transmitter, as well as a XNUMX-megapixel camera Mobile phone TDG-9920 with built-in ultrasonic repellent and vibration massager Mobile phone-cigarette case XYW 3838 ALINCO DR620T/E mobile transceiver Modeling acoustics in Bass Box Pro Modeling microcontrollers in Micro-Cap 9 Model range of CB radio stations PRESIDENT Modem for digital communications Modernization of the R-130 radio station for operation on amateur bands Modernization of the R-159 radio station for operation on amateur bands 29, 50 MHz and CB in FM mode Modernization of trunk subscriber terminals based on radio stations ALINCO DJ-191 Upgraded V antenna Upgraded block Pulse microprocessor metal detector BM8042smd (Koschey 5I) Modifications for connecting resistors with a linear dependence of resistance on the angle of rotation of the axis, providing convex, concave and mixed convex-concave regulation characteristics Modifications of the Graetz rectifier circuit with additional multiplication and voltage polarity inversion Modification of an RC generator on a Wien bridge with frequency control with a single resistor Modification of the traveling wave antenna OB-E Outdoor Transceiver Modification Modification of the circuit of an auto-balanced phase-inverted cascade for lamp UMZCH Modification of the circuit of an auto-balanced phase-inverted cascade with increased symmetry of the transmission coefficients and output impedances for lamp UMZCH Modification of the typical switching circuit of the National Semiconductor LME49810 driver for a high-quality UMZCH with a power of 2 x 250 W with increased reliability Modification of UMZCH 4xSC-SCC-SET by Aristida Polisois Modification of UMZCH Flavio Delepiano with an active current generator Modification of UNICOMP in dbx I Modification of the Williamson amplifier with the replacement of beam tetrodes with automatic bias in the output stage with powerful 6N13C triodes with a fixed bias Modified antenna DK7ZB-Quad Modified LCR circuit with resistive frequency control Modified mu-follower in a linear (interblock) tube amplifier Modified sine wave generator CEDAR DeThump module to remove low frequency energy spikes Flex-Radio module FLEX-VU5K for upgrading the FLEX-5000 shortwave SDR transceiver to a full-featured VHF/UHF transceiver Parallax 27903 optical finger navigation module Expandable dot matrix display module Mitsubishi power amplifier module RA18H1213G 150F CAP-XX Supercapacitor Module Extends Automotive Battery Life Several Times Universal User Interface Module for extending circuits on microcontrollers Multi-Contact AG MPC modular connector withstands 700 A and 3600 V Modulation amplifier for QRP transmitter My Budget Loftin White Lightning is the mother of the spark transmitter PC hard drive activity monitor on a string of 10 LEDs Vehicle onboard network monitor for powering the transceiver Modulation monitor to evaluate the quality of the transmitter modulator AC Power Monitor Signal monitor (measuring divider) of a transmitter with a power of up to 1500 W by Bud Colclough (K1LC) 12-volt car/moto battery status monitor Telephone line monitor Monoblock triple TV+VHS+DVD LG KZ-29FC70RX Monoblock stereo acoustics On Tour Portable Speaker System by JBL for tourists Monorange Yagis Installation of radio elements by soldering Installation, selection of wires, soldering, welding MOSFET IXTL2N450 IXYS Corporation with 4500V drain-to-source voltage rating Moscow Festival of Science-2013 USB-RS232 bridge Zener diode bridge provides rectification with simultaneous voltage stabilization Bridge circuit for measuring the frequencies of parallel and series resonances of quartz resonators Leo Simpson Bridge Adapter Bridge SWR meter with extended scale Bridge SWR meter with resistance indicator Bridge UMZCH 180 W Bridge UMZCH 240 W Bridge UMZCH on TDA2003, TDA2005, TDA7375 with unipolar 12-volt power supply Bridge UMZCH with unipolar 12-volt power supply USB-I2C adapter bridge Motorized volume control for remote control of high-end audio system Powerful adjustable load Powerful (up to 600 W) output stages up to 175 MHz on TMOS transistors Powerful 24V to 12V automotive voltage converters for buses and trucks Powerful RF transistors Freescale Semiconductor MRFE6VP5300NR1 and MRFE6VP5300GNR1 are not afraid of high SWR Powerful Schottky diodes in inverse connection as a varicap Powerful silicon transistors as heavy duty zener diodes Powerful beacons based on flashing LEDs Powerful ThermalTrak series transistors for high-quality UMZCH output stages Powerful (32 W) class A transistor ULF with high efficiency, 12V power supply and tube sound Powerful (54 W) automobile UMZCH onTOA1562 Powerful 2x50 W pulse ULF class D Philips TDA8920 Powerful automotive UMZCH Yu. Ignatieva with an unstabilized voltage converter 12 V to bipolar ± 24 V based on the IC TL494 Powerful car ULF on TDA1562Q Powerful RF transistor Philips BLF872 for digital broadcast transmitters Powerful high-quality UMZCH Q-Watt by Ton Gisberts Powerful switching amplifier for excitation of the diode array of infrared radiation Powerful low-voltage transistor ULF class A with high efficiency and tube sound Powerful car subwoofer Powerful stabilized and adjustable power supply on the IC of a powerful UMZCH TDA2030 Powerful transistor UMZCH with high-voltage op-amp Powerful UMZCH class D 140W or 2x80W Powerful UMZCH on a specialized IC of a paired Hi-Fi driver TDA7250 Powerful ULF (2x90W / 8Ohm) at TOA2030 MPEC4/DVD players Xoro HSD 2010 and HSD 2250 with multi-format memory card reader CF l/ll, SD, MMC, SM, MS MPXNUMX or Hi-Fi? Advantages and disadvantages of formats MPXNUMX players PENTAGRAM Vanquish FM RT with built-in FM transmitter iCool MPXNUMX player with chocolate, rose, lemon, strawberry, raspberry and blueberry flavors The LZR Racer Aquabeat MP3 Player is lightweight and capable of operating at depths up to XNUMX meters MP3 Player YAMPP-XNUMX MCP73831 from Microchip for powering lithium-ion and lithium-polymer batteries Museum of Amateur Radio Musical call that can do everything Oxicar multianode capacitors on a solid electrolyte of niobium oxides with ESR up to 30 milliohms Multi-hybrid UMZCH Valvet by Simon Brown Multimedia device all in one Sound Bar LG HLB54S ASUS S-Presso multimedia computers Western Digital WD TV High Definition Multimedia Adapter Wolfson WM8400 AudioPlus Multimedia Codec Multimedia UMZCH for PC Multimedia UMZCH on IC Multimedia UMZCH with remote control via an RC-5 compatible remote control, from a PC via a USB port and even from a mobile phone via a Bluetooth channel Multimedia UMZCH with subwoofer Multimedia UMZCH with a subwoofer on two chips Cartoon LED installation Multiprogrammer with USB port Multimode program MixW Multimode tube amplifier by Josef Norwood Still Multi-Mode LED Stereo Spectrum Analyzer by Richard Pierce Multitest - comparison of all providers of wireless 3G and 4G Internet in Kyiv and Ukraine Multi Tone Generator V1.5 Timo Esser Skype Mouse Soft limiter for giving tube sound to transistorized UMZCH The first zone of free wireless Internet access appeared on the Kakhovskaya line of the Moscow Metro A convenient online service has been opened on the Colorado Electronic Product Design website - calculators for engineering calculations Observations on the nuances of UMZCH VV circuitry Attachment to a standard op-amp for operation on a 50-ohm cable The Broadcom BCM47521 navigation chip allows you to determine the location with an accuracy of several centimeters, even inside buildings Visual aids on the principle of operation of hundreds of electronic circuits, acoustics, electrodynamics, thermodynamics, linear and vector algebra, quantum mechanics, static electricity and magnetism on the site of Paul Falstad Kinescope glow - direct current OCZ Vertex 3 Series drives feature a SATA III interface with a SandForce SF-2200 controller for record-breaking 500MB/s write and 550MB/s read speeds Transcend SSD18M 1,8" eSATA and USB Flash Drives up to 128GB NanoAntennas by Laird Technologies Nanophotonic laser capable of emitting a data stream of 100 billion bits per second Nanophotonic LED is 2000 times more efficient than existing lasers 50 MHz directional antenna Martin Hedman Directional Antenna (SM0DTK) with high gain and Dual Rectangular Switchable Beam Directional Antenna Hexbeam directional multi-band antenna Directional antennas VMA6 and VMA5 Directional antennas to increase the communication range when building wireless WiFi or Ethernet networks Directional coupler for measuring SWR in feeder lines and antennas Folk vinyl corrector Seiko Watch Corporation's Future Now wrist watch on E Ink electronic paper Wrist watch with functions of a personal secretary Wrist PDA FOSSIL Wrist TV NHJ VTV-101 Custom Amplifier Control Module Tuning Antennas and Loops with a Jammer G4MH Tri-Band Dual-Element Minibeam Setup and Operation MixW settings (palettes, fonts, sound card, service functions), calibration, CAT connection, antenna rotation rotor, Internet connection via radio channel. Using the MixW as a digital recorder Denis Colin's tube UMZCH, saturated with all sorts of circuit tricks Creative HN700 Headphones with Active Noise Cancellation SecureClip, Flexi Hook and Sound Isolating Headphones and Internet Telephony Headsets by Verbatim Sony XBA Series In-Ear Headphones with Innovative Ultra-Light Balanced Armature Technology Our answer to Loftin-White! Tube amplifier A small free DXVA Checker utility allows you to find out if your video card supports DXVA, as well as which MPEG formats it hardware decodes. invisible antenna Affordable Creative Inspire Dolby 5.1 Home Theater Speakers Low cost PIC16 compatible Digital Core Design DRPIC166X microcontroller with 1,4GHz virtual clock Non-distorting audio amplifiers without feedback Non-commercial PCAD site with online verification of PCAD files Some features of the design and operation of the universal programmer NM9215 Master KIT for programming non-volatile memory chips (EEPROM) Non-lethal laser method of combating Somali pirates by the Scottish company Lasersec Systems German material scientists from the University of Kiel and the Hamburg University of Technology have created the world's lightest material - airbrush, which is 6 times lighter than air. German physicists were able to record and erase individual magnetic vortices - skyrmions from the surface of an iron-palladium alloy Some impressions about the work of EM5HQ in the IARU Championship 2008 A little about radio monitoring David Davenport's unusual concept for building power supplies for tube amplifiers Unusually powerful 50-watt single-cycle lamp UMZCH Eri Polisois Unusual connection of two network transformers in a full-wave anode voltage rectifier The unusual 6-band tone control by Richard Berglund Unusual IF Demodulator An unusual method of direct coupling bias on the driver's anode load resistor (Direct Coupling Modulated Bias - DCMB) Neon lamp instead of interstage coupling capacitor in UMZCH Direct connection of the control grid with the cathode of the lamp of the previous stage in a single-cycle UMZCH Fireproof and Sealed ioSafe Solo USB Hard Drive Multiple guitar amp options with mic preamp and compressor Several designs of aperiodic KB traveling wave antennas Several designs of the popular j-antenna Some examples of measuring analog values via COM port Several circuits by Jeff Nichols in which the same LED alternately performs the functions of both an LED and a photodiode Several schemes for refining semiconductor anode rectifiers of cheap lamp UMZCH, converting them into quasi-classical High-End solutions Several PC-transceiver interface schemes Several telephone amplifiers on low-voltage tubes Several UMZCH using field-effect transistors Simple class A stereo UMZCH on ECC83 / EL95 Non-standard use of boozers Non-traditional 80m receiver with L-diode analogue Invulnerable burglar alarm system Non-Phase-Pulse Voltage Regulator for Heating Appliances Noise-free amplifier based on quantum interferometric SOU ID detectors Low voltage tube generator circuits Low voltage metal detector Low Voltage Low Dropout Voltage Regulator Low-resistance parallel audio preamp circuitry by Douglas Self Research Institute of Electromechanical Devices - 50 years Nickel Hydride Battery Toy Cell Nicholas Vinen proposed the design of the amplifier for Hi-Fi headphones Toshiba gallium nitride transistor delivers 174W of output power at 6GHz New GSM/3G&GPS Adhesive External Antenna W4150GG5000 from Pulse Electronics The new version of the Ham Radio Calculator RadioAmCalc 1.19 A new version of the contextual English-Russian, German-Russian, Czech-Russian and Russian-English dictionary Translated! A new version of the popular program for drawing electrical circuits sPlan 7.0 The new version of the program for the analysis of electronic circuits Micro-Cap 10 allows you to plot Kg (Pout) before the implementation of UMZCH in hardware New version of Microcap 9 electronic circuit analysis software The new 4-channel UMZCH IC for automotive applications Maxim MAX13301 is capable of developing a power of 4 x 80 W or 2 x 160 W and differs from conventional class D amplifiers by the presence of additional after-filter analog audio feedback circuits New concept of pulse metal detectors A new concept of narrowband voice communications on amateur bands UNBVC (ultra narrow band voice communications) New line of capacitive styluses GoSmart Stylus with optical sight New line of laptops - MacBook Pro New D-Star Amateur Communications System New 2,4GHz JN5168 Transceiver IC from NXP Comet's new multi-band vertical GP antenna New Spiderbeam modification for 30, 17 and 12m bands New modification of Icom IC-756PROil transceiver The new P3 Panadapter from Elecraft allows you to view all received radio stations in real time on the screen in the form of a spectrum and a waterfall Elecraft's new P3 panoramic attachment New portable radio station PX-888 of the Chinese company Puxing New radio station Yaesu FT-950 New series of IC UMZCH class D AD1990/AD1992/AD1994/AD1996 New range of Fuzetec FSMD 0805 resettable fuses for extra dense surface mounting New Toshiba CELL TV series with 8-core CELL Broadband Engine delivers 480Hz frame rate and 3840x2160 resolution New VARTA 15 minute charge & Go ultra-fast battery charging system New scanning system at US airports will show passengers... naked! New Bluetooth low energy specification 2...100 times more economical than classic Bluetooth 2x New specification for Powerline HomePlug AV2 networks provides for transmission of data streams up to 200 Mb / s over the lighting network New High Efficiency Nano Thermal Dissipation Technology in Kingmax DDR3-2400 MHz Memory Modules New poison pod security feature in Intel Core vPro processor New six-band antenna Mosley TA-63M Latest Intel Core i7 desktop processor delivers over 30% faster performance New in 2013 - Yosan CB-250 car radio station Christmas flashing star NM5050 Christmas micro-illumination with auto start Christmas snowflake NM5052 New charger for the lithium-ion battery of the camcorder New Intel Marketing Solution - Ultrabook™ A new generation of Hall effect sensors А3422хКА from Allegro Microsystems New Generation of Texas Instruments BlueLink 6.0 Radio Platform New generation of Kenwood radio stations TK-2107/3107 New Analog Devices AD8494/AD8495/AD8496/AD8497 Instrumentation Amplifier Family for Type J and Type K Thermocouples New family of PIC12F609/HV609, PIC12F615/HV615, PIC16F610/HV610 and PIC16F616/HV616 microcontrollers for motor and fan control The new Evergreen DN-USB-TP01 EPU connects to a PC or laptop via a USB port The new Lenco L-71 EPU allows you to autonomously digitize any records to USB flash drives or SD cards News, diplomas, tables of achievements New Texas Instruments TPS727xx LDO Voltage Regulators with Low Noise Rated Voltage and Automatic Power Down Mode New miniDV camcorders are equipped with Bluetooth interface New antennas for the 70 cm band New versions of popular programs for PCB routing - Sprint Layout 5.0 and editing electrical circuits - sPlan 6.0 New versions of Emotion Labs Multi-Die electronic dictionaries in 45 languages New VVK series video players New hybrid UMZCH by Jean Louis Vandersleen New Metropolis Records records featuring The Paradigm Process New Winbond USB audio controller ICs for IP telephony New multimedia technologies in Windows Media Video 8 and Windows Media AUDIO 8 New transliteration norms The new National Semicondictor LME49880 op-amps with jfet input are optimal for creating low-noise audio preamplifier input stages that receive a signal from high-impedance signal sources New video capture cards Matrox and Pinnacle New Arrivals at Analog Devices Online Virtual Design Center New preamplifiers LNA 600, LNA 200 and LNA 70 from SSB-Electronic for use in EME, MS, Aurora and DX Tropo National Semiconductor's New PowerWise Precision Op Amps - LMP7731 and LMP7715 New radios from Icom - IC-F30, F40 Bourns PTH90 New Series Carbon Variable Resistors in 9mm x 9mm Package New Analog Devices digiPOT AD514x and AD512x series of non-volatile XNUMX-, XNUMX- and XNUMX-channel digital potentiometers with ultra-low dynamic resistance mismatch New tariff plans for the service of Open dial-up Internet access from Ukrtelecom New Ukrtelecom tariffs for Internet access using WiFi technology New Panasonic 3D Full HD TVs New types of memory - Nanomech nanomechanical from Cavendish Kinetics and Millipede from IBM New DeltaChrome Series Chips for S3 Graphics Video Cards with MPEG-2/MPEG-4 Hardware Decoding Capability New DivX codec from Project Mayo New GPS chip Venus 634LP SkyTraq Technology New KB + 50 MHz transceiver Elecraft KZ The new FDM-DUO SDR transceiver from the Italian company ELAD can operate in two modes: stand-alone and under the control of a computer with proprietary software SW-2 New Atmel AT802.15.4RF86 ZigBee/IEEE 231 Compliant Transceiver for High-Speed Wireless Data Transmission in 2,4GHz ISM Band New automatic tuner Palstar HF-AUTO The new audiophile op-amp National Semiconductor LME49990 is three times cheaper than the AD797, but guarantees no more than 0,88 nV / Hz noise and almost an order of magnitude lower harmonic distortion of 0,00001% The new ICOM IC-9100 base transceiver operates on all amateur bands from 1,8 MHz to 1,2 GHz New Nokia Wibree wireless interface based on Nordic Semiconductor chips New budget champion of overclocking - $90 originally 1,8 GHz Pentium Dual Core E2160 managed to overclock to 3,2 GHz New variant of Dolby Pro Logic Mg matrix surround sound system for home theater systems with two height channels Lvh and Rvh A new kind of crystal tunable oscillator with stable RX and TX frequency spacing ON Semiconductor's New NTST30100SG Schottky Rectifier Diode Features an Ultra-Low Voltage Drop of 0,39V @ 5A Forward Current Google's new veppi photo format to replace the old jpg New Alinco DJ-V57T/E Dual Band Pocket Transceiver New MHL interface for connecting mobile phones and other portable devices to HDTVs/monitors New HF power amplifier AC0M-1011 for operation on all amateur radio bands from 1,8 to 29,7 MHz with an output power of 700 W New HEVC codec officially named H.265 and synonymous with MPEG-H Part 2 and ISO/IEC 23008-2 is 2x better than H.264 New computer interface for MixW transceivers RigExpert Tiny Hilberling's new HPA-8000B shortwave power amplifier provides 1kW of output power in modes (FM / AM / SSB / CW) and is assembled on just two powerful LDMOSFET transistors New amateur band: 472…479 kHz New Maxim MAX9628 low-noise, high-linearity, ultra-fast differential amplifier with additional VOCM input New Motorola ROKR E2 Mobile Music Phone New mobile phone Koninklijke Philips Electronics NV M200 Doctor Web's new online service checks websites with the most complete set of virus databases before they are downloaded to your PC New VCDHD Versatile Compact Disc High Density optical media New Texas Instruments OPA171 general-purpose op amp costs only $0,5 but delivers 0,0002% harmonic distortion A new approach to the class D stereo UMZCH architecture in the Cirrus Logic CS4525 IC The new ADA4627 field op amp from Analog Devices has a zero offset voltage of 70 uV and Kg<0,000045% New device for diagnostics and restoration of kinescopes Quintal-9.01 New MASTER KIT programmer for PIC microcontrollers and EEPROM memory New ICOM product - IC-F21, IC-F21S New project Google TV New project UMZCH Menno van der Veen New radio amateur transceiver ICOM IC-7700 New data transfer rate record for a single laser beam - 26 terabits per second - equivalent to transferring the contents of 700 DVDs in one second New DivX 10.1 release - support for 4K resolution and high performance HEVC/DivX265 (H.265) codec New release of Proteus 8.1 SP1, a software package for computer-aided design (CAD) of electronic circuits from Labcenter Electronics with unique features: USBCONN this tool allows your virtual device to connect to a real USB port on your computer, and COMPIM to a real COM port on your PC New release of electronic circuit analysis software - Microcap 8.0.9 New ultra-low noise dual N-channel j-fet LSK489 Linear Integrated Systems with significantly reduced gate-drain capacitance of 4 pF New service Skype Translator - simultaneous online translation of a conversation into any of 150 Language Line languages The new service NarodDisk - an Internet virtual disk for storing your files has opened on YandexPeople The new power N-channel transistor of the DirectFET2 International Rectifier AUIRF8736M2 family withstands a pulsed current of 565 A A new way of analog magnetic recording New Type TTI PSA1301T Spectrum Analyzer A new type of electro-acoustic transducers l-Mu Vibro Yaesu's new FT-991 transceiver New ICOM IC-7600 transceiver New Ten-Tec Eagle Transceiver New YAESU FT-2000 transceiver New universal Wolfson Microelectronics WM8962 audio codec with ReTune system that automatically linearizes the acoustic frequency response of microphones and speakers The new Alpha 9500 RF power amplifier from Alpha Radio Products for operation on all amateur HF bands from 1,8 to 29,7 MHz New LRU Statute New AVCHD video recording format and Sony HDR-UX1E and HDR-SR1E camcorders New MicroMV video recording format in Sony Network Handycam IP camcorder New digital mode of communication WSPR (Weak Signal Propagation Reporter) New electronic two-terminal component - CAPZero offered by Power Integrations to reduce power consumption in standby mode A new electronic component - rejastor (Rejustor - electronically readjustable resistor) or electrically tunable resistor proposed by Microbridge Technologies Lenovo ThinkPad W700ds laptop with two full LCD displays Know-how of a directional Wi-Fi antenna Night light on neon Do I need a tone block and volume loudness compensation About the output impedance of the UMZCH On the achievements of Ukrainian radio amateurs. stations under DXCC and UDXA programs About S-meter calibration About the correct consideration of dynamic thermal distortions of high-power field-effect transistors of the output stage About the lamp-field-bipolar-microcircuit UMZCH About lambda diodes in communication equipment On Minimizing Nonlinear Distortions Introduced by Electrolytic Capacitors About the direction of the wires About some ways to improve the image quality of modern TVs About the power of fluorescent lamps About the benefits of Microcap for the audiophile circuit engineer and our ears On the use of ceramic capacitors in power circuits on system (mother) computer boards About designing low-voltage vinyl correctors About fifteen unexpected advanced features of Google and Yandex About the operation of a quartz oscillator at non-standard frequencies About radio amateurs-Chernobyl victims About radios About restoring sound on a PC About how the Soviet heavy-duty KB transmitter burned through the ionosphere About the pinout of triacs TS106-10 OB instead of OE in UN UMZCH M. Sapozhnikova About the distortion of the frequency characteristics of small-sized acoustic systems and deep bass On the use of standard KPIs at high RF voltages About one malfunction of the TV Funai TV-2100A MK10 Overview of Dipole ISM/Wi-Fi Antennas An overview of the repair of plasma panels using a special adhesive and conductive film from 3M Overview of the circuitry of seven vinyl correctors popular among US audiophiles Surveillance shortwave antenna - broadband volumetric exponential vertical radiator Cloud Mail.ru offers 1 TB of cloud storage for free and forever Lightweight 3-piece V-YAGI for 40m Exchange of experience in finalizing the Frequency Synthesizer for CB radio station from available elements Exchange of experience in checking IR remote controls using an IR LED and a multimeter Hidden wire or wire break detector MixW2 and FAQ Updates FLEX-6000 Signature Series Hardware Based on SmartSDR Learnable Remote Controlled Power Socket Electricity Tutorial Electronics Beginnings Overclocking Amphiton or Another blow to the high-end tambourine Limiter for charging nickel-metal hydride batteries AAA and AA from a solar battery in camping trips Inrush current limiter Single-chip receivers for near-field telemetry Single-chip quartz CW filter Single-chip universal receiver MAX2769 for global navigation satellite systems William Alsap unidirectional antenna (N6XMW) for 20m band based on bidirectional Zeppelin antenna with two collinear reflectors Single-board PC ECM-3612 in the size of a 3.5-inch hard drive Single band transmitter compatible with AM receivers Disposable programmer based on Arduino Single-ended High-End UMZCH on a new straight-wire triode KR842VHD Single-cycle High-End UMZCH on a straight-line audiophile triode 2AZ Single-cycle hybrid UMZCH on 2SK2101 + 2A3 Single-stroke and two-stroke UMZCH Bruce Brown on midget lamps Single-ended and push-pull UMZCH Dave Ross on field-effect transistors Single-ended tube UMZCH Jim Dungen for high-quality headphones Single-cycle tube UMZCH Pete Millet on double pentodes with a positive voltage on the protective grid Single-ended tube UMZCH Rick Spencer for beginner audiophiles Single-ended tube UMZCH S. Akhmatov and D. Sannikov with frequency response correction in the low-frequency region and POS replacing the cathode capacitor Single-cycle tube ULF with a power of 20 W on a GM-70 triode Single-ended tube ULF for 6N8S - 6P6S Single-cycle UMZCH by Adam Tatush on the Soviet analogue of the cult direct-heated triode 2A3 - 6S4S Single-cycle UMZCH on G-807 in triode mode Single-cycle UMZCH on two powerful field-effect transistors of different conductivity Single-ended UMZCH on field-effect transistors Single-cycle UMZCH on controlled zener diodes Single-cycle UMZCH with local environmental protection E-Linear Single-cycle ULF with a power of 65 W at 6P45S with control over the second grid Single-ended current amplifier - instead of a transformer Single frequency QRP DSB transceiver for 15m band Single-chip Wi-Fi solution Radio-On-Chip for Mobile - ROCm from Atheros Communications Single-chip solution for analog and cable digital TV Broadcom BCM3560 Freescale Semiconductor's single-chip, ultra-low-power ZigBee platform solution can run autonomously on a single alkaline battery for 20 years Wolfson Microelectronics WM2200 single-chip ultra-efficient noise suppressor solution for mobile phones and portable radios improves signal-to-noise ratio in the transmit channel up to 32 dB, and in the receive channel up to 20 dB Single-chip jpeg video codec ADV202 Single-chip UHF transceiver CC400 from CHIPCON DDR4 RAM coming sooner than expected 45nm Intel RAM contains 1 billion transistors OZCHU-2013 - a real extreme! Ohmmeter with linear scale Online video converter www.bbk.tv allows you to search the Internet for free streaming video, convert it to the desired format and then download it to your MP4 flash player Online translator Translated! 3.0 Online simulator eDesignSuite Online simulators of step-down, step-up and mixed voltage converters Online digital photo enhancer Center for Perceptual Systems Online access to 44 FM stations in Moscow, 12728 artists and 51929 songs on moskva.fm Online axial mode calculator in a rectangular room AnyEQ Online Calculator for Gain, Crossover Frequencies and Correction Capacitor Values Google Translate online translator can now work with 41 languages MotionDSP online service for restoring or enhancing the quality of low-resolution videos ADIsimADC Online Service Simulates ADC Characteristics Online resistor color coding script at www.dannyg.com/examples/res2/resistor.htm Opera 8.5 is now free Operating system Google ChromeOS The Xandros Presto operating system boots almost an order of magnitude faster than Windows Low Power Operational Amplifiers MCP6031, MCP6032, MCP6033 and MCP6034 Microchip Technology Inc Current Feedback op amps Operational amplifiers, year CD4049UBE CMOS Buffer Inverter Operational Amplifier Operation Enigma Descriptions in English for JBL Speaker Shop Determination of WW locator by QTH coordinates Cable wire number determinant with voice indication V. Aksenova Optimum frequency compensation and reduction of dynamic intermodulation distortion of transistor UMZCH Optimally tuned High-End volume control Optimal use of wideband ultra-dynamic amplifiers Optimum tri-band vertical for 40, 80 and 160m LO voltage optimizer Optimization of heterodyne voltages of double balanced mixers Optimization of loop antennas for reception at low frequenciesVHF power amplifier based on metal-ceramic triode GI-7B Optimized for efficiency The Blueline ECO750 VHF power amplifier from SSB-Electronic is the only power amplifier in the amateur sector that is based on the Doherty principle. Optically isolated I2C interface New Generation Optical Discs - FVD Optical systems for reading and writing data on CD-R/RW, DVD+R/RW, DVD+R DL and Blu-Ray Disk Optical Multiplexed Optical Data Storage (MODS) with a capacity of 1 TB The Cranberry DiamonDisc optical disc is guaranteed to retain information recorded on it for 1000 years and is readable by any modern DVD drive. 1,6TB optical disc developed by Swinburne University of Technology Optical IR S/PDIF transmitter LG GGW-H10N optical drive for PC is compatible with both Blu-ray and HD DVD Optical phone Optointerface 2xRS-232 for communication of the transceiver with a PC Optointerface for FT-817 transceiver Optomechanical orientation sensor SFH7710 from Osram Opto Semiconductors GmbH Optoelectronic security alarm system Optoelectronic combination lock with plastic card Avago Technologies ACNW3190 optocoupler capable of driving loads up to 5A Silonex optocouplers for audio applications Toshiba TLP184 optocouplers of two back-to-back-parallel gallium arsenide LEDs irradiating a phototransistor Experience in receiving signals from shortwave broadcasting stations operating in the DRM system Michal Kurzel's original technique for optimizing the depth of the general environmental impact for lamp UMZCH on 6Zh1P + 6P1P The original circuit of V. Efremov for stabilizing the bias of transistors of the output stage of a push-pull UMZCH in class AB mode Howard's original circuit Brand adjustable voltage divider with improved accuracy Original Tinytag Wireless Datalogger System The original circuit design of Ai van Dorn's hybrid UMZCH on the PL509 triode and TDA7294 IC The original SDR receiver for the 40-meter range on the IC of the quadrature demodulator TDA8040T The original tube UMZCH with a push-pull bridge output stage with a dynamic load The original WA6RNC way to increase the dipole bandwidth so that one antenna is enough for the entire 3,5-4,0 MHz section without tuning The original equivalent of SRPP in the output stage of the transistor UMZCH Orthogonally steerable antenna Delta K9AY Autumn in Crimea or G5RV by 2 meters SiTime's MEMS-based, ultra-stable, temperature-compensated voltage-corrected micro-size reference oscillators (VCTCXO) are roughly an order of magnitude better than their quartz counterparts in terms of frequency stability, reliability, and vibration resistance UR4QBP HF transceiver main board Transceiver main board The main board of the transceiver Amator-EMF Features of analog and digital channels of color and brightness Features of manufacturing and tuning the PA at 142-148 MHz Features of sound channels, incl. stereophonic Features of pre-terminal and output stages of horizontal and vertical scanning Features of using the TDA3810 audio processor Features of the use of modems at the present stage of using the Internet Reamer Features Velleman Instruments PCS500 PC oscilloscope From RA58 to UT7UZA Current transformer coupler DL4JAL for measuring RF signals up to 2 kW Frequently Asked Questions about Passive Audio Components Russian cloud for electronics design opened The discovery of a group of scientists at Yale University will allow future silicon microchips to use light control instead of key control by electrical signals. OggVorbis open source audio codec by Xiphophorus Microchip Cloud Development Platform enables embedded application developers to quickly explore technologies for exchanging data with cloud services Reporting and election conference of the League of Radio Amateurs of Ukraine LRU reporting and election conference, UDXC news The AD8599 op-amp has ultra-low distortion and noise and is specifically designed for professional audio preamplifiers. AD8628/29/30 op-amp with no more than 1 µV offset without external adjustment AD8655 op amp for mic preamps, phone drivers, vinyl equalizers, filters, and other audio applications Analog Devices ADA4096-2 op amp with hyperRail-to-Rail inputs Analog Devices ADR821/ADR827 op amp with built-in voltage references Linear Technology LT6016/17 op amp is operable at input voltages higher than the supply voltage by 26 V Maxim MAX9613 op-amp with custom pMOS differential front-end architecture with optional built-in voltage converter and auto-zero calibration Microchip MCP6241 op amp with extended operating temperature up to +125 °C National Semiconductor LM4562 op amp for ultra high fidelity audio applications National Semiconductor LMC6001 ultra-low input current op amp 511µA National Semiconductor LPV1 op amp Rohm Semiconductor BA2904YF and BA2902YF op amps remain operational up to a common-mode voltage at the inputs, which is 0,3 V lower than ground (with unipolar power supply) Texas Instruments OPA827 op amp with only 600% harmonic distortion into a 0,000045 ohm load New EMI Hardened Operational Amplifiers from National Semiconductor LMV861/LMV862 and LMV831/LMV832/LMV834 series with high EMI rejection ratio Op-amp OPA369 from Texas Instruments Burr-Brown OPA567 op amp with 2 A output current WiMAX-2 Specification Officially Approved - IEEE 802.16m Ophonarisms from the tutorial on PIC microcontrollers (April abstracts) Compound security Security GSM-alarm system for home, cottage, garage Security system from a laser pointer Security device on PIC16F84 for alarm/emergency call based on SMS Estimating the Equivalent Series Ohmic Resistance (ESR) of Electrolytic Capacitors Very efficient Extended Double Zepp DX antenna for low bands 160, 80 and 40 meters W7SX The next reporting and re-election conference of the LRU Was Heinrich Hertz wrong? Floppy Office XNUMX inch floppy disk WaveTools software package Target 3001 PCB Design Package In memory of Ray Dolby Panoramic SWR measurement PJSC NII EMP - 55 years A pair of matched power switching transistors of NexFET technology Texas Instruments CSD86330Q3d in a 3,3 x 3,3 x 1,5 mm SON micro package can withstand currents up to 20 A Parallel connection KR142EN12A Parallel synchronous switching on / off of two (separated) loads of one lighting network with one switch Parametric stabilizer with high stabilization factor and low voltage drop Paraphase treble/bass tone control by Gisberts Tone Passive and active schemes for eliminating the effect of localization of the sound picture inside the listener's head when playing phonograms on phones Passive bode for vinyl Passive preamplifiers and calculator for self-calculation of DACT high-end attenuators Nelson Pass Passive Crossover Filters for Current Supplied Multiband Speakers Passive High-End Low Attenuation Tone Control Passive presence detector Passive SWR and Power Meter Daiwa CN-801HP Passive equalizer for ceramic pickup Passive linear preamplifier Passive Post DAC Low Pass Filter for High-End CD Player Passive notch for low harmonic measurements PE4135 passive mixer from Peregrine Semicoductor Corp. Fender Stratocaster Passive Tone Block Passive thin-compensated volume control on a linear potentiometer Ninth order passive LPF for measuring harmonics down to 0,00018% in Class D amplifiers Passive four-band equalizer by A. Shikhatov Pedal to control the transmit-receive mode of the transceiver and (or) power amplifier Direct coupled pentode-tetrode amplifier Pentode petite - 20-watt tube UMZCH The first DB36 antenna of the new DREAM BEAM series from SteppIR The first high-end wireless speaker Dynaudio Xeo without cables, DAC, UMZCH, software procedures and IP addresses Ukraine's first 3G mobile communication network PEOPLEnet The first fully transparent integrated circuit made from inorganic components WiGig 1.0 Wireless Gigabit Alliance's first specification for 60 GHz wireless technology supports transmission rates up to 7 Gb/s over 10 m The first team place of the Ukrainian national team at the World Championship in sports radio direction finding The first radio distress signal is 105 years old! First A/V receivers with Dolby Pro Logic llz Denon AVR-1910 and Onkyo TX-SR607 The first Full HD LED TVs with MHL support Toshiba Regza 46WL800A and Regza 55WL800A The world's first experiments on radio communication on the railway The first space images of the GeoEye-1 satellite with a resolution of 0,5 m / pixel for Google Earth First mobile devices with MHL: Samsung Galaxy S II smartphones, Samsung Infuse 4G, HTC Evo 3D, HTC Sensation, HTC Flyer tablet The first single-chip solutions of WiMAX-2 transceivers - GDM7225 and LTE - GDM7240 announced by GCT Semiconductor The first ceiling lamps Dell Streak 5 and Samsung Galaxy Note BeSang's first truly XNUMXD ICs First sessions of shortwave radio communication in the Arctic The first Soviet transistor radios First PSK31 competition Panasonic's first Blu-ray Disc player DMP-BD10 The first HD DVD player Toshiba HD-XA1 Texas Instruments TMP006 First Non-Contact PIR Digital MEMS Temperature Sensor Xoro HSD 4's First Budget HDMI/MPEG-8500 High Definition DVD Player The world's first car GPS navigator with a built-in digital DVB-T TV tuner Naviflash1060 Infinitec's world's first Infinite USB Memory Drive (IUMD) is not really one World's first virtual WiFi oscilloscope MTX162 World's first USB transceiver interface by MixW Team The world's first portable Blu-ray player Panasonic DMP-B15 World's first Quasar PHY chip with USB 3.0 support Industry's First AllnGaP/InGaN Moisture Resistant Tri-Color LED Avago Technologies ASMT First Home Theater Video Projector with 35mm Film Quality Analog Devices' first high-quality MEMS-based ADMP441 iMEMS omnidirectional microphone with 24-bit I2S digital output The first commercial high-voltage silicon carbide Z-FET series CMF20120D high-voltage MOSFET First International Amateur Radio Festival InterHAM-2011 and Second WFF GREEN FEST Motorola's first mobile stereo phone E398 Apple Computer's first iPhone mobile phone The first inexpensive netbook without quotes Jointech JL7100 The first netbook Dell Inspiron 910 The first cloud antivirus Panda Cloud Antivirus The first operational amplifier GAP/R K2-W The first Nokia N9 smartphone with full touch control running MeeGo OS The first UMZCH using Direct Digital Feedback Amplifier technology - NAD model M2 Translator for Android phones and tablets that works without an internet connection DTMF code transmitter on PCD3310AT ZTG-GSM-10W Mobile Phone Jammer Transmitter Alteration of chargers of obsolete mobile phones for high-efficiency power supply of powerful LEDs from the car's on-board network Alteration of a computer power supply for amateur radio purposes Converting small-sized mobile phone chargers to recharge a laptop battery Alteration of the Cricket receiver to amateur HF bands Alteration of the TV TELEFUNKEN PALcolor 520 under the domestic standard Switchable V Beam NX5Z Christmas tree garland switches based on flashing LED signaling devices Christmas tree garland switch based on PIC16C84 Charging current switch Switching 12-volt relays from half the voltage Portable magnetic antenna DL6RAL with capacitive coupling Portable tri-band radio station VX-8DR from YAESU with support for APRS/GPS/Bluetooth technologies Portable Archos AV340 plays video in MPEG-4 SP, DivX, XviD formats Portable frequency meter from 10 MHz to 3 GHz and level from -40 dBm to +10 dBm Correspondence and file exchange with any cellular subscriber anywhere in the world via MSBOX Reprogrammable memory SGT4Kb of the GammaSafe series is not afraid of X-ray sterilization Tunable 2m Antenna Amplifier James Kortzh's (K8IQY) quartz-stabilized tunable oscillator provides frequency tunability in the 25-30 kHz range and is designed to operate as a band VFO QRP transceiver Tunable range generator with two output signals I and Q Tunable crystal oscillator: new possibilities in GPA circuits Adapter IDE-CF Pinnacle Systems Bungee Personal Video Recorder 40m Oblong Loop Antenna Printed circuit boards using an iron, laser ... Power supply of indicator LEDs from AC mains Power supply of low-voltage (1,5 ... 5 V) equipment from the car network through a switching step-down stabilizer with high efficiency Powering conventional and super-bright LEDs from a single 1,5-volt cell Power supply of ultra-bright LEDs from the IC of a pulsed step-down voltage converter Devices can be powered up to 25 A by the Analog Devices ADP1828 PWM controller IC. PKD VEGA 122C - inside view and driver unloading P-loop - features of practical implementation PICO259 series Littelfuse fuses in encapsulated hermetically sealed case for explosion-proof operation in mines, oil and gas rigs Smooth tuning of the frequency of the LC generator with a variable resistor Smooth compensation bridge attenuator for KB transceiver Plugin Flash and Pics Control v2.4 - a handy tool for deactivating unnecessary web design elements on the fly LRU Action Plan for March-December 2008 The player is a symbol of youth, individuality and freedom The Dune HD T2V-101W player is equipped with a DVB-T TV tuner and Wi-Fi AUDIOmatica CLIOwin software for electro-acoustic measuring systems LEAP 5 Loudspeaker Design Software Software for system development on microcontrollers PSoC - Programmable System-on-Chip UPS engineering software and online services PC Audio Editing/Processing Software DC Six Diamond Cut U-shaped antenna elements of a new form and antennas from them Step-up autotransformer from common TC-180 Boost converter for white LED Boost Converter up to 200W based on 555 Integral Timer AS1310 Austriamicrosystems AG step-up voltage converter for ultra economical light load applications Step-up voltage converter for direct filament lamps DC Boost Converter Microchip MCP1640С step-up DC-DC converter for powering devices on microcontrollers from a record low voltage of 0,35 V Step-up stabilized DC-DC converter on one IC Increasing the output power of Palma on the 2m band Increasing the selectivity of detector receivers Increasing the reliability of the cordon iron Increasing the accuracy and bandwidth of the current mirror Improving the performance of Dolby HX Pro by modifying the SADP Weather Logger K. Niras Envelope Calculation Errors in SADP and Their Consequences Under Android, through the EveryCircuit application, it is now also possible to carry out a more or less detailed analysis of not too complex electronic circuits Windows 7 netbooks run significantly less than Windows XP EPU vibration suppressor A selection of descriptions of four High-End telephone amplifiers by Alan Kraus BD3D support in iNeXT HD1 media player Charging a mobile phone with two regular AA batteries Connector of incandescent lamps to the alternating current network at the moment when the sinusoidal voltage of the network passes zero value Connecting stereo phones to the bridge UMZCH Sprague-Goodman Electronics' SGNM series variable trimmer capacitors operate up to 7500 V and have a quality factor of up to 3500 Have pity on kinescopes! fire detector Congratulations to the national team of Ukraine in sports radio direction finding Get to know your equipment Search site for personal information - ZabaSearch service Field input stage with lamp phase inverter drivers by Richard Berglund - a blank for a dozen variants of hybrid UMZCH Vishay Siliconix SJ7633DP P-Channel TrenchFET FET in PowerPAK mini-package has an on-resistance of 3,3 milliohms Field-effect transistor with a vacuum channel Field UMZCH on the LME49830 driver Field amplifier in class A mode for headphones Field antennas for VHF-FM portable radio stations of the 2-meter range Flight of a radio-equipped balloon (1929) polyphonic doorbell Polyphonic Doorbell (PIC16F84) Fully synthesized portable spectrum analyzer LPT-3000 from LP Technologies Full digital receiver ADR-100A Full featured CD audio player from computer CD-ROM Full Hi-Fi stereo UMZCH with 12-volt power supply Full Hi-Fi UMZCH on chips Full hybrid UMZCH based on EF86 pentode, BF458 transistor and PCL84 triode-pentodes Full tube 20-watt UMZCH Full lamp UMZCH Alexander Arion in the form of a three-story tower Full tube UMZCH for a music lover and a musician Full tube UMZCH by Martin Letek Full tube UMZCH with vinyl corrector, TKRG and SE-output on a pentode with a local transformer OS Full compact UMZCH Modulo D Folker Stange with LCD display and RC-5 remote control Full multimedia UMZCH in the design of a 5,25-inch PC bay Full stereo amplifier 2x120W Full UMZCH MidraWatt on an IC for a beginner audiophile Full UMZCH audiophile Complete UMZCH novice audiophile Full UMZCH with spatial sound processor Full UMZCH with RG and RT on Samsung KA2107 and UM on TDA2007 Full UMZCH with volume and tone control on TDA7315 + 89C2051 Half a square on 160 to 30 meters Regulations on the diploma 50 years of the first manned space flight Regulations on the structure and procedure for assigning special and abbreviated call signs to amateur radio stations in Ukraine Regulations on the Championships of Ukraine on radio communications at KB 2006 Regulations on the Championships of Ukraine on radio communications at KB 2007 Regulations on the Open Championship of Ukraine on teletype radio communication Regulations on the experimental Championship of Ukraine by teletype FT-817 High Selectivity Band Pass Filter in CW Mode Bandpass and notch filters based on IC ZXF36L01 Wolfgang Wippermann's (DG20SA) Vertikal 0 half-wave vertical antenna for 20m operation Half Duplex Audio/Signal Data Processors for Analog Radio CML MicrocircuitsCMX7031/7041 CML Microcircuits CMX188 ACE Half-Duplex Digital Radio Processor for Analog PMR/Walkie-Talkie Radio Upgrades Half kilowatt UMZCH on IMSTA0102A Half kilowatt variety UMZCH Pierre Morin Semiconductor photodetectors Semiconductor barter Semiconductor equivalent fuse Semiconductor equivalent of a tetrode 6P6S on an n-channel MOSFET Tokyo Hy-Power 1.5-kilowatt automatic antenna tuner HC-XNUMXKAT Jam-proof adaptive Schmitt trigger for biometrics Noise-immune device for transmitting analog signals over long communication lines Daniel Goss buck-boost voltage converter for expanding the scope of microcontrollers, LCD panels, sensors and other radio components with a strictly regulated nominal supply voltage of 5 V Step-Down Converter Will we work in the IARU Championship? or - It's a shame for the State Corrado Rossi Noise Suppressor for Vinyl Corrector Portal lnternet.ru on approval of the Rules for the provision of communication services for data transmission Portable 2-element windproof antenna for 15m band Portable Inverted V Portable antenna for 2m band Portable wire Yagi for 10,15 and 20 meters ICOM IC-E7 portable radio Portable tri-band (15, 17 and 20 m) vertical antenna Portable Yagi with maximum gain for operation on 40 and 20 meters in the field Portable DVD player Loeffen Lf-PDC-017T is equipped with two LCD monitors Nakamichi Lumos Portable DVD Player Portable DVD player TF-DVD8099TV from Ergo CO with built-in digital TV receiver of DVB-T system Portable KB transceiver Portable NUE-PSK modem that does not require a computer The Narda IDA-3106 portable spectrum analyzer of wireless communication systems has the functions of radio monitoring, radiation analyzer and signal source location in the frequency range from 9 kHz to 6 GHz Portable test TV signal generator GIS-5.01 Portable semiconductor tester Portable HF transceiver for DXing Kenwood TS-480HX Portable Multifunctional Multimedia Recorder Prestigio PMR-701 Portable MP3 Player Wakamatsu Tsusho WAKA-MPXNUMX New generation handheld multimeter Smart Tweezers Portable device for selecting a pair of powerful transistors KB power amplifier Rohde & Schwarz PR100 portable receiver for monitoring over a wide frequency range from 9 kHz to 7,5 GHz Supertex CL8800 serial LED driver for driving long strings of low cost, low power LEDs directly from AC power The power loss in the off state of a molybdenite transistor will be 100000 times less than that of a silicon one. Travel transceiver Why are radio amateurs called HAMS Almost classic UMZCH on field-effect transistors Singing Traces (to the 125th anniversary of the invention of the phonograph) Practical calculation of mixers for direct conversion equipment A practical way to compensate for the reactive component of the loudspeaker head impedance in the resonance region Practical 23 cm circular polarized antenna Preforming electrolytes or treating capacitors The ultimate degree of miniaturization from Samsung - a keyboard on the hand Introducing the FLEX-6000 Signature Series Powered by SmartSDR John Clark preamp for professional microphones Preamp by John Clark and Greg Swain to work with UMZCH class A Preamplifier to replace step-up transformer in turntables with moving coil cartridges Preamplifier to improve matching of different signal sources with the line input of a PC sound card when used in virtual instruments Preamplifier for electret microphone Preamplifier for an electret microphone based on the IC of a programmable zener diode TL431 Matthias Kant preamplifier with 5-band parametric EQ on TDA7317 signal processor Michael Holsl preamplifier with remote controlled stereo volume control Peter Smith preamplifier for ultra-linear UMZCH Preamplifier with vinyl equalizer and RT for high quality UMZCH Preamplifier with tone block for composite UMZCH T. Beckers preamplifier for amplifying and processing an electric guitar signal Jan Trnik preamp on Philips TDA9860 audio processor Preamp/Mixer/Monitor for high quality live music recording Advantages of the new noise-immune digital communication mode WSPR Converting an ordinary mains transformer into an infallible one Converting P-CAD Files to PCX Graphic Format Automotive 12V to home converters 220V 50/Hz Parallel to serial converters and vice versa DC voltage converters with galvanic isolation UCE from Murata Power Solutions with a weight of 20 g provide current up to 40 A and power up to 100 W Converter 12 V / 24 V to power coaxial relays Converter 12V to 220V Converter 5V -> 15 V with galvanic isolation up to 3 kV Converter 6V to 12V LPT to MIDI converter Converter S/PDIF -> TTL and TTL -> S/PDIF Converter SCART RGB outputs to three-component analog inputs YPbPr Future Technology USB/UART Converter FT232R USB to TTL converter 12V to 30W 220V 50Hz Automotive Power Converter Automotive voltage converter 12 V to mains 220 V 50 Hz with a maximum power of up to 350 W Converter of two AA elements to Krona 6F22 Converter for ignition of LEDs from one galvanic cell Converter to power a super-bright white LED from a single galvanic cell Capacitance-period converter for measuring the capacitance of electrolytes without desoldering from the circuit The converter of kinetic energy from walking to electric nPower PEG will easily recharge the batteries of a flashlight and a tourist's mobile phone Component video converter, transmitted via S-Video cable, to conventional composite Voltage converter 11 ... 18 V to bipolar +5 V Voltage converter 12 V - 220 V to power the TV during power outages Voltage converter 12 V -> 220 V, 50 Hz Voltage converter 2-15 V, 1A STMicroelectronics SPV1040 voltage converter provides the most efficient charging of portable electronics batteries from solar panels Voltage converter for powering LEDs Voltage converter for photomultiplier The voltage converter provides mains voltage 220 V 50 Hz at a load of up to 5 W Tomasz Krogulski voltage converter to power a laptop directly from the 12 V vehicle electrical system with high efficiency Voltage converter that simultaneously creates an inverted and doubled source voltage Polarity converter 12V -> -12V Converter DC 12 V to AC 220 V (100 W) 24 V DC to 220 V AC 50 Hz on-board voltage converter with pure sinusoidal output voltage and power factor correction DC voltage converter 12V to 220V 50Hz 100W DC voltage converter 12 V to AC 220 V 50 Hz DC voltage converter 24 V to AC 230 V 50 Hz, power up to 650 W with output voltage stabilization circuit IF audio converter 6,5 MHz to 5,5 MHz Current-voltage converter for shape observation and current measurement in a 220 V network Converter of digital audio signal in S/PDIF format to 2 analog Analog Devices AD1896 Sample Rate Converter Voltage converter to power a laptop from a 12 V car network Preselector Preselector to increase the selectivity and dynamic characteristics of the SDR receiver Preselector for CB radio receiver Preselector based on a loop Q multiplier to improve the real selectivity of receivers in conditions of strong interference Precision RF generator Precision sine wave generator Precision Full Wave Rectifier Precision audio level indicator AD5933 Precision Integrated Impedance Transducer Analog DevicesAD5933 Precision Integrated Impedance Transducer Precision laboratory adjustable current generator with built-in high-resistance voltmeter Henry Morisot Intersil ISL28110 Precision Low Noise Op-Amp When changing the structure of the surface of lithium-ion batteries, charging mobile phones can last not several hours, but only 20 ... 30 seconds, and especially energy-intensive batteries of electric vehicles - 4-5 minutes instead of 5-6 hours A. Kozhevnikov's device for monitoring car tire pressure Wolfgang Borst's device for measuring the frequency deviation of the mains voltage from the nominal one is a kind of detonometer for assessing the quality of the electric lighting network by audiophile music lovers Device for measuring acceleration, speed and displacement of speaker cones and parasitic vibration of speaker cabinets Antenna tuner Device for detecting short-circuited turns in inductors Device for detecting interturn short circuit in EM windings Device for determining the polarity of the windings of transformers Device for selecting matched pairs of beam tetrodes and pentodes Device for selecting complementary pairs of powerful UMZCH transistors A device for checking and restoring kinescopes Device for checking telephone sets Transistor tester Device for repairing telephone sets Kvintal 11 device for diagnostics and restoration of kinescopes Pioneer BDR-50BK 203GB Blu-ray Dual Layer Disc Drive delivers 8X or 36MB/s read/write speeds Receiving harmonics of radio stations, how to hear meteors singing, DX-file Reception of radio beacons 80m sports DF receiver 80m SSB receiver W6IBC Receiver for amateur calling system POCSAG Receiver for monitoring the operation of PSK stations in the range of 20 meters Receiver for 2m fox hunting 3,5 MHz Sports DF Receiver Short distance radio control receiver and transmitter Receiver for 20-meter range with a sensitivity of 0,5 μV Direct Conversion Receiver Direct conversion receiver for receiving telegraph signals in the ultra-long wave range 136 kHz 7 MHz Direct Conversion Receiver Direct conversion receiver on NE612 for 80m band CMOS Direct Gain Receiver CB band receiver on channel 19 (27,180 MHz), where traffic information is constantly transmitted Fox Hunting Receiver Fox Hunting Receiver Design PA0HRX Transceiver ZigBee Microchip MRF24J40 Transceiver for multi-meter transmission of analog stereo audio signal with Hi-Fi quality within the living room MacLoggerDX HD application for iPad by Dog Park Software Ltd - a hardware magazine for radio amateurs The use of integrated stabilizer IC as an audio frequency amplifier The use of computer (PC / AT) power supplies for other amateur radio needs Application of matrix liquid crystal indicators Application of new types of LEDs Use of the Dolby Surround Pro Logic J.PC1892 surround sound processor. Non-standard inclusion of the IC, expanding the functionality of the processor The use of notch filters to improve the selectivity of receiving devices Application of the MP350 timer in an automated garden irrigation system Application of electromechanical feedback (EMOS) on a new generation piezoelectric accelerometer to improve the sound of the subwoofer The Epson PictureMate PM290 printer has a built-in Bluetooth adapter for printing directly from mobile phones and PDAs, as well as a built-in CD-DVD drive The principle of Error Correction in high-quality transistor UMZCH by Jan Didden Principles of operation of functional units Adopting Super Wi-Fi up to 22,69Mbps up to 100km away Device for the manufacture of printed circuit boards by milling tracks Distortion attachment for electric guitar Attachment for recording telephone conversations Attachment to the exercise bike (AT90S2313) Prefix to the multimeter to store the maximum value The prefix to the multimeter measures the cutoff voltage and the initial drain current jfet in a few seconds Attachment to the oscilloscope-characteroscope for visual assessment of current-voltage characteristics Cell phone prefix - small portable oscilloscope Prefix to the phone for intercity prohibition Attachment to a digital multimeter for measuring the speed of the crankshaft and the angle of the open state of the breaker contacts Attachment to a digital frequency meter for measuring the capacitance of capacitors Prefix to the frequency meter to determine the resonant frequency Prefix-precision rectifier for multimeter Prefix-transitester to the oscilloscope Prefix-characterograph for observing the I–V characteristics of transistors on the oscilloscope screen Prefix-frequency meter to a digital voltmeter IR remote control quick test probe Probe for assessing the health and determining the type of conductivity of bipolar transistors Probe for testing field-effect transistors Electrolytic capacitor health probe without desoldering from the circuit Distilled water quality tester Probe Electrician's Dream Probe for the presence and format of the video signal on the SCART connector Spark plug tester Probe with sound indication Semi-hermetic (SLA) Lead Battery Discharge Tester Probe-indicator of the state of the car battery Checking the performance of operational amplifiers Checking the thermal regime of the designed UMZCH with the Audio Power Amplifiers Simulator program Wired full-duplex Intel Thunderbolt™ interface with 10 Gb/s bandwidth in each direction SteppIR CrankIR wire vertical antenna for field work and DXpeditions Wire vertical for 80 meters Audio DiffMaker was developed by Bill Weslo specifically to solve the problem of differential audio testing. Battery System Simulator Cyberlink's BD/HD Advisor tests your PC's suitability for playing high-definition video formats The CC User DX Cluster Client program allows you to receive information about the activity of rare radio stations on various bands The Crocodile Technology 3D program can significantly ease the path to radio electronics for beginner radio amateurs Elektors Tube Crossover Designer ETF5.9 AcoustiSoft program for acoustic measurements The Free PDF Compressor program allows you to reduce the size of pdf files to reasonable limits with a couple of mouse clicks Galva V1.85 program for designing arc or linear scales of pointers Graph Paper Printer 4.03 for printing a variety of charts and graphs Imatest software for measuring B&W modulation transfer function, color fidelity, chromatic aberration and dynamic range of cameras Logic Simulator 2.3.5 Magix Audio Cleaning Lab 2005 program for digitizing and cleaning phonograms of records RC Version 3.0 program for determining the parameters of resistors and capacitors by their color marking The RightMark Video Analyzer program allows you to objectively evaluate the image path of a video camera SpeakerWORX v2.0 will automatically calculate the optimal placement of stereo speakers in the room Tone Stack Calculator program for visualizing the design of guitar tone blocks Fender modern, Vox, Marshall, James, Fender E series, Steve Bench, Big Muf XCircuit program for drawing circuit diagrams and saving them in Post Script vector format MATAA Sound Systems Analysis Program Daqarta v6.00.1 audio signal analysis/generation program with software True RMS voltmeter and three ways to measure DC voltage with a PC sound card Wavosaur audio editing software has real-time resampling capability BluePrint-PCB 1.1 Design Documentation Program The program for preparing the production of printed circuit boards CAM350 v9.1 Program for digital communications MMVARI Program for interactive design of PLL-synthesizers up to 4 GHz ADIsimPLL Internet detective program IPNetlinfo Program Capacitor version 1.2 for determining the capacitance of 12 types of capacitors by color coding The program Perehvat v2.3.6 allows you to control a variety of PC functions from the remote control of the tuner PCB design software Altium Designer 6.3 DesignSpark PCB Version 3 PCB Design Software PSU Designer 2.0.1 tube amplifier power supply calculation program Resistor program version 2.2 for determining the value of the resistor by different types of markings Program Topographic maps of Ukraine Transistor program version 1.0 for determining the type of transistors by color and code markings QuickGamma monitor color calibration program v.2.0.0 HD Writer AE 2.6T video editor for working with 3D video tracks EMtoSPICE converter software Programmer for PIC16F84, 16C84 Programmer for in-circuit programming of AVR controllers MCS51 microcontroller programmer from ATMEL A programmer that allows you to read and write data to any RFID cards A programmer that allows you to read and write data from / to any RFID cards Koch CW Trainer training program for receiving telegraph signals Programming AVR microcontrollers without a programmer Programming radio stations Kenwood TK-260G, 270G Analog Devices AD8 Programmable 7143-Channel Capacitance-to-Digital Converter for New Pseudo Joystick Control Input Systems Programmable pulse generator Programmable current generator 1...999 mA Programmable voice informer Software-controlled direct sampling receiver QuickSilver QS1R from Software Radio Laboratory Software-controlled KB receiver FDM-77 from ELAD WFGUI 6.00 software detonometer by Alex Frida Virtins Technology Multi-Instrument software product - a set of virtual audio measuring instruments based on a PC sound card hardware - an oscilloscope, a signal generator, a multimeter, a spectrum analyzer, a 3-dimensional spectrum analyzer / spectrograph, an LCR meter, a data acquisition system, a device test system Software spectrum analyzer AtSpec Spectrum Analyzer Pro Programs and online services for saving and further offline viewing of YouTube videos Nuhertz Technologies Filter Solutions 12.2.3, Filter Light 6.2.3 and Filter Free 6.2.3 synthesis and analysis programs cover a wide range of analog and digital filter types The successor of the case A.S. Popova - a friend of G. Marconi (to the 115th anniversary of the largest radio scientist of pre-revolutionary Russia S.M. Aizenshtein) battery life, small size, low cost Project ADAT - All Digital Amateur Transceiver High Performance Software Defined Radio Project The STRAUSS project is a multi-domain fiber optic communication infrastructure that allows you to work at speeds up to 100 Gb / s Project Antispam, zombie networks and phishing on the Internet The project of an Indian ultra-cheap laptop with an estimated cost of $ 10 Projection keyboard Elecom TK-PBL042BK Projection volumetric display Heliodisplay Record player with non-contact laser pickup ELP Corporation Simple DX Antenna Easy-to-manufacture directional antenna (K4ZLE) for 10 meters in the form of a two-element Moxon antenna Simple vertical dual-band antenna for 2 and 7 MHz Simple vertical antenna for 10-40 m Simple two-channel TV antenna Simple single-wire directional antenna with high gain HGSW beam Simple burglar alarm with cell phone A simple panoramic set-top box by Kirill Lizunov (UR5XCA) based on the popular SDR receiver DR2B A simple wire antenna with low radiation angles to the horizon Simple power supply system for IC-706, FT-100 type transceivers based on lithium-ion batteries for laptops A simple circuit for limiting the cold current of incandescent lamps A simple electronic ignition circuit Simple fixed VHF, UHF satellite antenna The simplest flasher for the Christmas tree The simplest holiday flasher on a line of LEDs The simplest electronic ignition system on a resistor and a triac for VAZ-2106 cars The simplest sound probe The simplest direct amplification receiver on a single logic IC The simplest transceiver for interrogating and receiving data from passive radio identification tags-transponders of the TIRIS RFID series on the AT90S1200 microcontroller The simplest FM receiver Simple Antenna Matching Device for 30m Radiator Ron Newton's simple and cheap battery charger for safely and fully charging up to 12 amps of automotive 20-volt lead-acid batteries from solar panels A simple and cheap device that extends the life of the kinescope A simple tool for tuning loop KB antennas A simple solution to the problem of receiving SSB on broadcast superheterodyne receivers Vladimir Tochko's Simple Screen Grid Protector (EU2SH) Will Secure Operation and Extend the Life of Powerful Tetrodes in High-Frequency Power Amplifiers A simple 100-watt UMZCH with five transistors Simple GPS Receiver Simple QRP transmitter for sports DF SQ9RSC HiMite Simple QRP Transceiver Simple QRP transceiver on 80m A simple SDR transceiver for the 80m band Simple SSB RF Transceiver Modem Simple SSB transceiver A simple automaton on an optical receiver TSOP1730, triggered by the intersection of the light flux A simple car UMZCH with a power of 12 W Simple Antenna Analyzer A simple wireless data transfer protocol Microchip MiWi for building cheap radio networks with a bandwidth of 20..250 kb / s over short distances allows you to implement a MiWi device even on controllers of the PIC16F family Simple vinyl corrector Simple SSB signal exciter with ladder filter Simple voltmeter for low-resistance circuits A simple generator of two 90° phase-shifted sinusoids Simple probe generator from 250 Hz to 60 MHz with auxiliary PWM Simple GKCh Simple morse code encoder Simple detonometer Simple intercom A simple and cheap AVR microcontroller programmer Simple and cheap class D UMZCH with tube sound Simple RCL Meter Simple Q-meter Simple capacitance meter A simple heatsink thermal resistance meter A simple pocket cardiograph with measurement recording on an SD memory card A simple DL2EWN HF test generator for calibrating transceiver S-meters Simple code lock A simple converter for receiving 6-meter stations simple washing machine controller Simple logic tester A simple method to increase the stability of the GPA Simple 12V Battery Status Monitor Simple powerful current switch with stabilized output voltage A simple survey receiver for monitoring the operation of FM amateur radio stations on the 2-meter band Simple single-watt transistor UMZCH Simple one-command remote control Simple optical audio isolator Simple voltage-to-frequency converter Simple voltage converter A simple receiver for sports DF at 80m A simple receiver with 7 transistors and 5 quartz resonators for beginner radio amateurs allows you to receive telegraph and telephone stations on all 9 amateur HF bands from 1,8 to 29,7 MHz Simple direct conversion receiver for PSK Simple WSPR Digital Mode Receiver A simple receiver for CW and single-sideband signals from amateur stations operating on the 80-meter band A simple programmer for PIC controllers A simple radio receiver with a two-stage refresh circuit An easy way to tune transmission lines with voltage follower properties A simple way to significantly improve the acoustic characteristics of the system unit Easy way to work via low earth orbit FM satellites Tizh Beckers' easy way to compare the effect of capacitor quality on the sound of high-end equipment Simple disco strobe light Simple tachometer A simple tachometer for a car Simple telegraph mini transceiver for QRP operation on 40m simple thermostat Simple car battery tester A simple tuner-amplifier with microcontroller control A simple headphone current output amplifier Simple digital 4-level probe with audible indication A simple frequency counter for a digital multimeter Simple yet effective RS-232 analyzer by Craig Peacock Simple VA3DDN Antennas for 1200 MHz Simple matching devices Samsung Phased Array 5G Network Prototype Produces 1 Gb/s Up to Two Kilometers Prototype of a jet headlight for a car of the future that predicts the position of drops or snowflakes and prevents them from being illuminated at the next moment in time Prototypes of the first Russian radio tubes Professional retro-circuitry in UMZCH 1948 with an output power of 5000 W Professional RIAA/IEC vinyl correctors Professional FM stereo encoder by George Adamidis based on Direct Digital Synthesizers (DDS) Professional AirMagnet WiFi Analyzer - 802.11a/b/g/n/4,9 GHz Enterprise Wi-Fi Network Management Tool with AirWISE® Core Professional mic preamp Roll Music Systems RMS5A7 professional microphone preamplifier based on ECC832 asymmetric double triode Professional mic preamp with LR/MS converter János Czizar's professional self-powered mic preamp Professional studio microphone preamp with phantom power Professional receiver ICOM IC-R9500 EM510 professional receiver from Rohde & Schwarz Professional tone control Alesis chipset professional stereo reverb IBM z196 5,2 GHz processor Surround sound processor (3D SRS Labs) based on TDA7466 audio processor IC AMD Phenom II Family Processors Direct-filament circuitry UMZCH WE61 and WE82 Pseudo LC generator Pseudo push-pull class A output stages Psophometric weighing filter according to CCIR468-2 standard IR remote control on Р1С12С508 for TV Radio control panel Baklan Pultik-DU on R1S12S508 for TV Piezoceramic transformer PiezoED PiezoLEGS and PiezoWave of the Swedish company PiezoMotor AB Cubical Quad Five Band Antenna The Barry Strickland Five-Band Antenna (AB4QL) is designed for field use, is lightweight and simple in design. Five-band directional antenna OptiBeam OBW10-5 Five band double square Five-channel dimmer for incandescent lamps (PIC16F84A) Five-channel dimmer for incandescent lamps with LPT control Five-band equalizer with mic preamp for radio communication Five element antenna for 6m band Five element antenna for WSJT Five element antenna for 6 meters Five-element vertically polarized 2-meter antenna with J-antenna vibrator Five element Yagi for 2m band Work in contests Work in competitions using the MixW program Working with S/PDIF and TOSLINK Intersil Corporation ISL70218SRH and ISL70227SRH Radiation Resistant Twin Op-Amps Ron Newton radiation dosimeter with microcontroller and DAC for recorder Radio details of the expedition U. Nobile Radio? Where? Bluetooth Headset Radio Adapter for Transceiver Radio component search engine 1C Master with a database of more than 100 million items Radio tubes for radio transmitters Radio amateur - at the origins of radio broadcasting Amateur radio and other modern abbreviations Amateur radio power supply Radio amateur about ferrites Radio microphone Radio microphone on one chip Radio microphone with AGC The radio microphone of Ferenc Beckey operates from a single 1,5-volt cell radio microphones Radiocrafts RC2000 radio module allows wireless data transmission at speeds up to 1 Mbps in the 2,4 GHz band Radio monitoring receiver AR2300 from AOR Baby Monitor Automatic radio pager Radio receiver in compact cassette A radio receiver that has survived the ages Radio communication in 1837? Reality and speculation (To the 165th anniversary of the invention of the Wagner self-interrupter) Radio traces of bygone centuries Radio stations of exact time and frequencies Radio station ICOM IC-207H Radio station Kenwood TH-D7E Radio station Kenwood TK-270G, 370G R-433-AM radio station for CB range Uniden's WXI477 5,8 GHz radiotelephone can be submerged to a depth of one meter Broadcasting UMZCH with a power of 120 W RC Helicopter Draganflyer X6 RF (up to 100 MHz) Wim Knoeff oscillator on AD9913 direct digital synthesizer RF wattmeter Panasonic PAN2341 radio frequency module for use in short-range telemetry systems with two-way data transmission in the license-free frequency range of 868 MHz RF Thermal Compensated Peak Detector LTC5505 Radio electronics and lyrics (Mayakovsky, Bryusov, Mandelstam, Drach, Akhmatova and other poets about radio) Radio operators-scouts Collapsible two-element portable Yagi for 6 ranges from 6 to 20 meters 1x2 number splitter powered by telephone line Ground separation, background suppression in amplifiers and UMZCH on LME49830 Optical disc demagnetizer Furutech RD-2 A variety of electronic calculations with the free program Miscellaneous Electronic Calculations A mobile phone control scheme developed by Florian Schäffer, which allows not only free radio control of three objects, but also reporting the exact UTC time and exact coordinates of the object via sms Frame 6-element UHF antenna Bird-Cage-Loop antenna with switchable radiation pattern for operation on 80...10 meter bands SQUALO loop antenna for 6m band Loop antenna with amplifier for long-range reception of AM stations in the medium wave range HF current frame indicator 1953 rarity: Grommes 205PA universal tube preamplifier Rare tube amplifier Heathkit W-6M Pinout of mobile phone connectors Propagation of short waves Calculation of output transformers (push-pull) Calculation of output transformers (single-cycle) Calculation and implementation of a 4-circuit PF preselector for HF amateur radio bands Calculation and implementation of an asymmetric band-pass filter of the preselector for radio amateur KB bands Calculation of direct conductor inductance and strip inductance Calculation of power transformers Calculated minimization of the DC offset between the input and output of the active low-pass filter Expansion of the TV frequency range for receiving transmissions via cable networks Stereo Extender Rational scheme for winding and switching the output transformer of a lamp UMZCH for different loads Implementation of CCIR/ITU/ARM weighting filter on active RC filters The real embodiment of the fourth passive radio element - the memristor in a new type of non-volatile memory Resistive Random Access Memory (ReRAM) Resuscitation of the display unit ICOM IC-746 Reanimating probe for Atmel AVR microcontrollers DC EM reverse on two wires for antenna rotation Reverse RIAA adapter by Christian Tavernier Regenerative KB receiver for AM, CW, SSB Regenerative HF receiver AM, SSB, CW Regenerative receiver Regenerative receiver with optical coupling Regenerative receiver with optical link for AM, SSB, CW Mixture regenerator Logic state recorder of four inputs on sensors with galvanic opto-isolation connected to PC LPT-port Adjustable diplexer Volume control A. Ribbink Volume control on PGA2311PA Texas Instruments Power regulator for adjusting the temperature of the soldering tip Low Noise AC Power Regulator Mixing regulator RS-90-3 instead of RS-90-4 LF/HF tone control on Wien bridges Steep tone control Soldering tip temperature controller SSM6T 2018-channel voltage controlled amplifier (VGA) home theater level and balance control Speed controller with stabilizing effect for collector motors Speed controller ED Electric drill speed controller with a rigid load characteristic Dimmer for halogen lamps Volume controls in Hi-Fi equipment Hi-Fi Volume Controls (Creek V-80D Reference Volume Control Module) Rejector circuit made of coaxial cable 50Hz notch filter with op-amp, two capacitors and three resistors Notch filter for High-End FM receivers Notch filter to combat network background Radio ad mute mode Resonant filter controlled via PC LPT port Results of UkrDX Contest 2004, Diplomas, About radio amateurs of Berdyansk Rating of 56 foreign radios Google PageRank Rating Method Component Selection Guidelines Recommendations for configuring the nodes of the Portable KB transceiver Seagate hard drive records Relaxation self-oscillator with a unipolar voltage on a time-setting capacitor Time relay without relay Relay for refrigerator Robert Dee Relay-Resistive Variable Resistor for High-End Volume Control AH-740 Relay Operated Compact Auto-Tune Shortwave Antenna from Icom Repair and increase the reliability of the charger for Nokia mobile phones Repair of an imported audio player by replacing the circuit with available domestic elements Samsung TV Frame Scan Repair Repair of radio stations Kenwood TK-2107 Repairing a horn audio monitor with improvised means Rehearsal and powerful tube UMZCH FENDER TWIN 65 Receiver with digital signal processing retro-modern indicator of the level of the sound signal by Gerald Zintra on gas-discharge scale indicators of the IN-9 type with a CY8C27443 microcontroller 50 MHz retro transceiver RetroUMZCH Haynes Duophase V 1934 Retro study of the beginning of the last century (headphones and voltmeter) Reflectometer for measuring RF power and SWR in 50-ohm paths on VHF bands 144 and 430 MHz Speech tape recorder on IC ISD2590 Voice recorder on ISD chipcorder DVD player solution with only two chips STm5589 and STm6316 Solving the problem of Windows 7 called the black screen of death Remake of one of the best tube amps - Heath W-5M Jean-Pierre Gatier robot on one DIP package 74HCL240 The Russian section of the European PSK Club opened its website Russian Hi-End is back in the ranks PC1-card1 TV and Capture Card - VideoMate X800 Horn speaker system for 2A-12 Russification and addition of new features of Motorola cell phones Russian radio tubes: first designs and scientific research Have you ordered a subwoofer? ... to a laptop! Subwoofer with Daniel Ferguson servo system Subcontractor Velodyne subwoofer for floor or ceiling mounting Type-X subwoofer speakers from Alpine Velodyne Acoustics SPL-R Series Subwoofers with Integrated Digital Signal Processor The site https://smanuals.ru has sections containing diagrams, manuals for the operation and repair of electronic equipment World's smallest FM radio IC TEA5761 Homemade solar battery Homemade Yagi for DX communications on the 1296 MHz band Homemade drills for drilling small holes Homemade device - cable route finder Self-charging lithium battery based on α-phase polyvinylidene fluoride The world's smallest magnetized Standex contacts The world's fastest electric motorcycle accelerates to 100 km/h in just 0,97 seconds The world's smallest acceleration sensor Seiko Epson XV-3500CB The world's smallest cell phone Willcom Phone Strap 2 is exactly 4 times smaller than Apple World's smallest hydrogen fuel cell World's smallest 7-atom transistor Thomas Bayer's smallest high-quality synthesizer with USB control STMicroelectronics TS881, the world's most micropower comparator, consumes only 210 nA The world's smallest IEEE 802.3 compliant Ethernet controller Microchip ENC28J60 The world's smallest case for low-power ELP radio components with dimensions of 0,6x0,3x0,28 mm The simplest TV chessboard generator The simplest TV chess generator (PIC12C508C) Convergence of digital video and photo on the example of megapixel Sharp VL-DD10 LCD Digital ViewCam, Sony DCR-IP220K and Panasonic NV-MX500EG Welding machine for home and garage Semiautomatic welding machine in carbon dioxide gas environment with automatic wire feed Roll the display into a tube! offered by Hewlett-Packard Ultra-high-voltage UMZCH class AB by Joseph Ting with a peak-to-peak output voltage swing of 1000 V for operation with electrostatic acoustic systems Ultra-long megaphone on a hundred 40-kHz piezoelectric emitters Ultra-Low Power (1 µA) Integrated Oscillator/Timer Touchstone Semiconductor TS3001 Ultra-low noise and ultra-linearity Analog Devices ADA4899-1 op amp Analog Devices ADA4930-1 Ultra-Low Noise Driver with Auxiliary VOCM Input Ultra-low noise n-channel field-effect transistors LSK170 from Linear Integrated Systems Ultra-low noise vinyl correctors with active thermal noise reduction Renesas Electronics Corporation Ultra-Low Noise FET NE3520S03 for 20 GHz (Ka band) Ultra-low noise High-End MC/MM vinyl proofreader by Douglas Self Ultra-low noise mic preamp with balanced input Ultra-low noise preamplifier for MC cartridges NXP BGA3018 Ultra-Low Noise Amplifier for Cable TV and Internet Extenders Soundmatters foxLv2 subminiature portable speaker system with TWoofer speakers Littelfuse Inc. Subminiature Fast-Blowing Fuses. Series 808 TE5® Subminiature rod pentodes 1Zh24B and 1Zh29B in an audiophile telephone amplifier for PC Subminiature quartz resonator Geyer Electronic KX-5 with dimensions of 2,0x1,6x0,45 mm Heavy duty planar resistors Anotherm WDBR from TT Electronics Heavy duty (70 W) automotive ULF class H - IC Philips TDA1562A Ultra-low voltage LDO regulators Torex Semiconductor Ltd. XC6603/XC6604 series from 0,5 V input Sharp LC-20SD1 ultra-slim TV and Bose Acoustic Wave ultra-slim speakers Super precision op-amp MAX4238/MAX4239 Ultra-simple VHF transmitter-toy Ultra-simple garage ultrasonic sounder Ultra-simple sensitive metal detector by Thomas Scarborough Panasonic's ultra-durable Toughbook series withstands a 76cm drop Super Regenerative Receiver for Telegraph Learners Murata VSLBP1913E ultra-thin piezoelectric sounder Ultra-thin LED WH108 Korean company Seoul Semiconductor has a thickness of only 0,17 mm Ultra-precise LC + meter Miroslav Nutil STMicroelectronics TSZ121 ultra-precise micropower CMOS op amp for touch interfaces, battery-powered portable electronics, etc. Trent Jackson's ultra-universal smart home controller with PC connection via COM port Super sensitive passive motion sensor Dell UltraSharp U2913WM 2560x1080 Ultra Wide Panoramic Display with Fancy 21:9 Aspect Ratio Extreme Action Ultra-efficient Microchip nanoWatt XLP microcontrollers operate on a single button battery for decades Super economical National Semiconductor LPV521 nano op amp consumes only 552 nanowatts Lamp for the workplace of a radio amateur on powerful LED lamps Acriche LED - the world's first semiconductor AC light source Automotive LED Voltmeter Speaker Power LED Highly informative PC hard drive access LED indicator Peak indicator LED LED indicator of the level of audio signals with a wide range of measurements LED Cube for Arduino Nano LED spectrum analyzer for audio complex LED stereo indicator LED pointer indicator MP1054 for modern ULF audiophile LED tachometer LEDs as photodiodes Dimmer switch with smooth increase in brightness Lightphone Robert Reed sweep generator from 2 to 180 MHz Whistle suppressor for variety complex Freeware Front Panel Designer Version 4.0 The freeware TLDetails program allows you to determine and analyze many parameters of transmission lines Free software for calculations and simulations in the field of radio electronics (Calcoil, RFSim99, PCB Transmission Line Calculator) on the website TECHNOLOGY SYSTEMS microwave divider for frequency meter microwave milliwattmeter Microwave transverter MKU 24 G2 144 for 24 GHz from KUHNE electronic Communications and broadcasting DXing, DX suitability of different bands Holy Simplicity or Transformerless Tube - Transistor Power Amplifier SDU with transmitter encoder and receiver decoder on microcontrollers The secret of AWG and BSWG - code for wire diameters, converted to mm The secrets of English sound on the example of a complete amplifier NAD 314 stereo integrated amplifier Secrets of high-end tube technology (audiochemistry) Secrets of high-end tube technology. Construction materials Семейство 8-разрядных микроконтроллеров PIC18F45J10/44J10/25J10/24J10 Power Integrations PeakSwitch family of switching power supplies Seven-band directional KB antenna VMA-7 Vishay Intertechnology seven-channel transceiver modules transmit information using the direct sequence method (DSSS) Seven GS-series 16-bit dsPIC Digital Signal Processing Controllers (Microchip Technology Inc.) complete the SMPS family of power conversion controllers (dsPIC30F SMPS) MAX9635 sensor measures light with ultra-wide dynamic range Epson Toyocom XP-6000CA absolute air pressure sensor based on QMEMS technology can track ascent or descent as little as 3cm Touch automatic switch with timer Sensor switch The Quantum Research Group QT102 touch sensor based on the patented QTouch charge transfer technology allows you to identify the approach or touch of any object to the sensor electrode, even through a thick layer of glass Wi2Geo navigation service, an alternative to GPS and based on WiFi technologies Service for working with maps and mobile navigation - Nokia Maps Service woofer Servo drive on DC EM CWT Ultra-mini Rogowski Coil Sensor Series Techwell's TW88xx Chip Series Designed Specifically for Automotive Video Applications The Bourns Model PRS11S variable resistor series for modern audiophile designs offers 16 resistance vs. axis angle options Series of precision vinyl equalizers with active, passive and mixed equalization and balanced input NetSDR Network SDR Receiver by RFSpase Network PSU without transformers Network detector for non-contact and safe monitoring of the periodic activation of a refrigerator, air conditioner or other household device Network filter CB radio station PRESIDENT CB radio station on K174XA42A Telephone line fault alarm Temperature alarm Temperature alarm with memory Car arrival signaling device Leak alarm Capacitive relay signaling Mobile phone based alarm Triac low noise power controller Balancing devices Symmetrical 300-watt high-quality transistor UMZCH Symmetrical Hi-Fi UMZCH with a low level of odd harmonics Symmetrical field UMZCH Symmetrical triode UMZCH Uym de Jaeger PC LPT port simulator, through which you can check any peripheral device connected to the parallel port without a computer Frequency synthesizer for VHF radio station Frequency synthesizer TRX Kontur-116 Frequency synthesizer for CB radio station from available elements Frequency synthesizer KB transceiver Amateur transceiver frequency synthesizer Frequency synthesizer on LM7001J and PIC16F84A for FM broadcast receiver Single Band KB Transceiver Frequency Synthesizer VHF radio frequency synthesizer VHF Frequency Synthesizers Sine wave generator for audio testing Sinusoidal audio frequency generator Philbrick sine wave generator Common mode filter Synchronous detectors for measuring voltage and current in the AC network Synchronous active rectifier E.Moskatov's synchronous rectifier on bipolar transistors Synchronous rectifier on powerful MOS transistors with LC filter for UMZCH Synchronous switch for oscilloscope 8-channel monitoring system to PC LPT port InftyReader system for recognition of complex multi-level mathematical and chemical formulas Emergency lighting system Autoregulation system for greenhouse air heater fan BIIS binary information exchange and signaling system in Icom analog transceivers Remote Control System for High-End UMZCH UMZCH protection system IR remote control system with UOM transceivers on PIC16F628 S. Polozov's system for the protection of moving objects with satellite tracking of coordinates and receiving and transmitting messages via a mobile communication channel Acquisition system storing samples of four ANO-AN3 analog channels on a standard SD flash card Acquisition system storing four analog channel samples on a standard SD flash card Quiescent current stabilization system for high-power output field-effect transistors with a closed auto-regulation loop Teletext system of modern TVs Radio tube designation systems (CIS, European unified, Tesla, American system) Systems for online design of electronic circuits WEBENCH 3.0 High-speed transistor UMZCH with a low level of higher harmonics Should I get a dual-core processor or should I immediately switch to four cores (Intel Q6600 vs. E6750)? Tracking generator to turn a spectrum analyzer into a frequency response meter The Windows Genuine Advantage Notifications service can help you determine if customers are using genuine Windows Google Maps for smartphones Service radio codes Listen to amateur radio! Will Smartbooks Replace Wintel? Optoelectronic mixers Low Noise and IMD Mixer Mixer-compressor-preamplifier for Karaoke Reducing the Miller effect and auto-intermodulation distortion of transistor UMZCH by bringing the general and local OOS into one point Snippets in the new version 12.0.773 of the NI Multisim Component Evaluator Analog Devices Edition Again about the use of LEDs Mail.ru megaportal's own browser improvement of lighting switches with luminous indicators for fluorescent energy-saving lamps Improving designs and improving the quality of operation of super-regenerative receivers Beverage Antenna Tips Collaborative project between LabVIEW and Multisim Electronics Workbench A modern replica of the tube UMZCH Marantz 8B Modern color music Modern thinly compensated volume control Coordination of vertical antennas with a 5/8 wavelength radiator with a 50-ohm feeder via a short-circuited coaxial loop Matched attenuators for balanced and unbalanced cables Agreed voltage divider on resistors of common ratings matching device Matching device for a transceiver with a transistor power amplifier Matching device for 160-20 meters for unbalanced antennas Antenna matching transformer 1:4 (balun) from DG0SA Matching linear preamplifier Solar activity, transit anomalies, and amateur radio communications Solar panels for mobile phones Sharp LROGC02 solar panels are only 0,8mm thick and are designed specifically for use in mobile phones Comparison of local EEG changes with a mobile phone field map Coupling the X-output of the oscilloscope with the frequency input of the function generator Icicle detector Cellular communication yesterday, today, tomorrow Cellular GSM/GPRS module PIML-900/1800 from Centel Cell phone Samsung W7900 with built-in projector Battery life saver Vishay General Semiconductor VB30200C coupled high-voltage rectifier diodes based on Schottky trench MOS barrier technology Dual 12-bit National Semiconductor ADC12D1800RF ADC capable of directly processing input signals up to 2,7 GHz JRC NJU77902 Mini Rail-to-Rail CMOS op amp coupled with up to 1 A output current Paired powerful OU OMA2541: 5 A \ ± 40 V \ 125 W Intersil ISL3 1 in 54217 Twin Multiplexer for High Speed USB 2.0 Switching and Stereo Sound Analog Devices AD8506 dual op amp features ultra-low current consumption of 15 µA per channel The LME49721 paired op amp was designed by National Semiconductor specifically for HiFi applications - its typical harmonic distortion is 0,00008% National Semiconductor LME49860 Dual Op-Amp for Hi-Fi Audio Applications Dual op amp National Semiconductor LME49860 specifically for Hi-Fi audio applications Spectrum analyzers of the Signal Hound series of the American company Test Equipment Plus James L. Tonn's specialized programs Elsie, SVCfilter, Diplexer, ClassE, etc. for calculations and simulation of various RF and microwave devices in engineering and amateur practice Specialized programs for the calculation of antennas for amateur and professional applications Specialized ProfiCAD Schematic Editor Special filter for sub-channel Spiral vibrator antenna for radio and cellular communications List of Ukrainian special callsigns for EURO-2012 Sports radio direction finding in Ukraine - 50 years! DK7ZB Method for Converting a Single-Band Ground Plane Antenna to a Multi-Band Antenna for 10, 12, 15, 17, 20, 30, and 40m HAM SteppIR method of adding dipoles on 40 and 30 meters to a 3-element Yagi for 20...6 meters W1ZR method for upgrading a three-band Yagi with ladders by adding a three-element antenna to it as a coupled resonator A method for introducing asymmetry into a dipole using a single quarter-wave rod (Monostub) Method for manufacturing transistors from carbon nanostructures - nanoribbons Method for compensating the radiation of a horizontal capacitive load to suppress the vertical radiation of 80 and 160-meter antennas A method for compensating for the depletion of cathodes of kinescopes of color TVs Frequency response correction method in playback amplifier A method for upgrading the DX-88 by introducing a tuning unit on the 80/40-meter bands Method for checking UMZCH microcircuits A method for extending the operating frequency band of shortened / extended GP or dipoles with gamma or omega matching A method for stabilizing the mode of output stage lamps with grid currents Method for increasing the gain of the 6AU6 pentode to 450 Op-amp power tripling method Farnell online search and reference capabilities Reference material on 18655 jumpers of various electronic devices on the Total Hardware website Reference material on expanding the scope of low-current relays of the RES, REK, RPS series in terms of switching high-frequency currents Wet-protect 21 spray to protect electrical contacts from oxidation and corrosion Comparison of top transformer and transformerless MC vinyl correctors Comparative analysis of the most common mobile operating systems - iOS 6, Android 4.0 and Windows Phone 8 Comparative overview of antenna and network analyzers Medium Wave Direct Gain Receiver Stabilizer 16..86 V 16 A Autoshift stabilizer in the cathode circuit of the UM lamp with a common grid Stabilizer for Chinese AC/DC adapter Voltage stabilizer for car radio-audio complexes Zero Ripple Voltage Stabilizer Screen Grid Voltage Stabilizer Stabilized automotive 100-watt converter 12 - 220 V 50 Hz Stabilized transformerless power supply Stabilized power supply for lamp UMZCH Stabilized PSU with +5 V output voltage, powered by PC COM port Stabilized laboratory power supply Stabilized voltage converter Stabilized voltage converter 1,5 V => 90 V Stabilized converter of unipolar voltage 11 ... 18 V to bipolar ± 5 V on inexpensive ICs Stabilized DC voltage converter Zener diode as a ballast Zener diode and synthesized negative resistance Stable VFO for KB bands Stable low-noise crystal oscillator for microwave and millimeter wave transverters Statistical data on the achievements of Ukrainian amateur radio stations under the DXCC program Stationary MP1003 player based on VLSI Solution Oy VSXNUMXL decoder Stand for the selection of quartz resonators and filter settings stereo audio mixer Stereo decoder for VHF (FM) Stereo audio level meter with memory peak levels (VU peak hold) stereo encoder Stereo volume and tone control on the IC StereoUMZCH 2x110 W P. Ozhich based on IC STK442-110 Stereo UMZCH class D Maxim MAX9736A Class D stereo UMZCH Texas Instruments TPA2016D2 with built-in programmable compressor and AGC Stereo UMZCH with digital equalizer V. Fedorov stereo amplifier with S/PDIF input Stereo amplifier with a power of 40 W on the M3886 Texas Instruments DRV600 stereo line driver Rod subminiature tubes One hundred dollar laptop The Childrens Machine of the OLPC project Standing version of the DDRR antenna Stroboscope without a storage capacitor on an IFC-2000 lamp Built-in analogue multiplexer Vishay Siliconix DG9454 for use in 3D glasses National Semiconductor LMH6733 Built-in 3750 V/µs Op-Amp for HDTV Systems Student UMZCH (Students Amp project) by Peter Smith on IC LM1875 National Semiconductor Sonosax MINIR82 studio/concert audio recorder Stuart Ball proposed a scheme for an improved GIR with a microcontroller The era of the personal computer is drawing to a close, according to new research from analyst firm Gartner. Swindon to become first UK city to offer free Wi-Fi throughout twilight machine Twilight switch Totalizer for GSS Super Pen Drive Mobile Pen Drive Super transceiver RT-8000 Hilberling GmbH Superheterodyne receiver for Harold Gosch Foxhunt Superheterodyne receiver on a single transistor Super power amplifier HLV-4000 from BEKO elektronik for sleepwalkers Super subwoofer Supersymmetric UMZCH Zem Amp by Nelson Pass Ultra-modern flashlight on the PIC microcontroller Dry batteries with a tarnished reputation Scheme of automatic inclusion in the lighting network of one load when another load is connected to the socket AGC scheme Scheme of safe power supply of LEDs from a 220 V network RF power supply circuit for obsolete fluorescent lamps Scheme of galvanic isolation of audio and video signals Diagram of galvanic isolation between PC and transceiver Galvanic isolation circuit with 100 nsec rise time and up to 50 MHz bandwidth Scheme of remote data collection with automatic transmission to a given E-mail Diagram of remote frequency setting of the transceiver Scheme for silent tuning of antennas Anode voltage supply delay circuit Scheme of charging the transceiver battery from the car's on-board network Surge protection circuit when turning on powerful network transformers Deep discharge protection circuit for lithium-ion batteries Telephone and modem protection scheme against emergency voltage increase in the line Low current measurement circuit in an ungrounded leg that does not require the insertion of a sensor resistor and does not create a voltage drop PC Speaker Measurement Diagram Blown fuse indication circuit Thermistor linearization circuit with two fixed resistors and an Excel spreadsheet to automate the calculation of the optimally linear mode Non-relay protection circuit placed outside the UMZCH directly on the speaker connector Scheme of normalization of digital signals with galvanic isolation Power supply circuit of the 13-watt OSRAM L13W with high-frequency voltage, eliminating unpleasant and harmful flicker Power supply scheme 2 ... 3 LDS from a 12 V battery Power supply circuit for a 24-volt electromagnetic relay from a 12 V source Scheme of LDS power supply from a car battery with reliable ignition at negative ambient temperatures Power supply circuit for a low-power fluorescent lamp from a 12 V battery Charging circuit for dry cells size D and AA Scheme for full-duplex transmission of broadband analog signals over a distance of up to 300 m over a single coaxial cable Scheme of software control of three powerful loads through a PC serial port Mobile phone battery saving circuit diagram Scheme of synchronization of the wall clock from the receiver of the GPS system Relay power reduction circuit Scheme for matching home audio devices with studio Bipolar transistor tester circuit Scheme of ultralinear buildup of high-power output triodes from one low-voltage anode voltage source UMZCH power circuit on IC TDA7294 External Power Amplifier Control Circuit for IC706 Mk2 Control scheme for powerful engines of radio-controlled models IF Scheme with Efficient AGC for Communication Receivers Jost Wegebert's improved network filter circuit for audio equipment Efficient Mains Interference Protection Circuit A circuit that turns automatic displacement into a quasi-fixed one A circuit solution that allows you to bypass the limitation of the minimum gain of the op-amp in a non-inverting connection Alfred Rosenkrantzer's circuit improvement for matching powerful field-effect transistors in the UMZCH output stages Nakamichi DRAGON audio DAC circuit solutions Schematic solutions hybrid amplifier Stax SRM-006tS for electrostatic headphones Dolby S circuitry (Dolby B cycle, Dolby C, Dolby S, ... dbx?) Circuitry of UNIKUM audio amplifiers with vanishingly low distortions below -120 dB Detector receiver circuitry for 100 years Circuitry of a multi-frequency metal detector Circuitry reconciliation of a lamp UMZCH and a toroidal output transformer Active shielding schemes for audio interconnects Schematics, firmware, manuals, datasheets, programs in the ESPEC Electronics File Archive Apex PA162 Power Quad Op-Amp with 1,5A Output Current Quad op-amp Cissoid CHT-OPA keeps working even at +300 °С Quad programmable operational amplifier KR1435UDZ Turn counter Quasi real time counter for cassette recorder Quasi-real time counter on the PIC16F84 microcontroller Shooting objects with a large difference in illumination in the extended dynamic range (D-RANGE) mode in two frames with different exposures of the first and second 6-megapixel sensor parts of the Fujifilm FinePix F200EXR camera Table of achievements of radio amateurs of Ukraine in DXCC MS Excel tables for decoding the color code of resistors Long interval timer Timer for automatic time-lapse video recording Timer with real time countdown Timer with a three-hour exposure on the available elements Thales tangential tonearm Slippers Thanko USSLIP01 heated by USB Tachometer Tachometer for four-cylinder carburetor engines TV switchgear Solid State Microelectronic Relays PVG612A Solid Data Systems SSDs are 500 times faster than HDDs 600W KB solid state power amplifier for 80, 40, 20 and 17 meters Solid state version of the popular high linearity SRPP tube stage Solid-state linear amplifier for HF amateur bands HAL1200 Atlantic from the Italian company GB Hardware & Software with an output power of 1,2 kW TV converter for monitor Cable TV converter to free MB channel GoTView TV tuners allow you to turn your monitor into a full-fledged TV without a PC Text LCD interface TV Antenna Switch TV Internet receiver Zyxel R-3000 TV test generator (AT90S1200 + AT90S8515) Philips Cinema 21:9 Full HD TV with 2560x1080p resolution, 200 Hz Clear LCD technology and Net TV for fast and easy Internet access to a large number of sites directly from the TV Telegraph manipulators CW QRP mini transceiver William Johnson telegraph QRP transmitter (W0MS) CW QRP transceiver MAS for 80 meters designed by Wolfgang Wippermann (DG0SA) CW QRPP transceiver 60m Telegraph key with memory Telegraph key with radio connection to the transceiver Telegraph low pass filter Telescopic antenna GP for 2 m, 70 and 23 cm NETGEAR Skype WiFi Phone (SPH200W) is a WiFi phone that allows you to talk on Skype without a PC for free with other Skype users when you have WiFi access Phone with laser pointer High-End Telephone Amplifier by Stefan Dellemann High-End Telephone Hybrid Amplifier Mark Houston Subminiature Pentodes 6418 Jim Rowe telephone amplifier with IR transceiver Telephone amplifier Jean-Louis Vandersleen for High-End audio complex on asymmetric twin triodes 6EA7 Josef Kaban telephone amplifier for headphone audiophiles Super Hi-Fi phone amplifier Telephone amplifier for 6P7S FET telephone amplifier operating in class A mode Analog Devices ADT6501, ADT6502, ADT6503, and ADT6504 Temperature Switches Now Google Glass smart glasses can be controlled even ... by the power of thought Sauna temperature sensor Thermometer on LPT port silicon diode thermometer Thermometer-thermostat Thermometer-thermostat with range from -50 to +1200 °C and adjustable hysteresis Thermal cutter for foam cutting Thermal modules. Application options Temperature controller for PC CPU cooler Thermostat for mini-incubator Thermostat Thermostat Bruno Thermostat for mini incubator Thermostat on integral stabilizer Test generator for testing FM stereo radios and demodulators Any configuration audio cable tester Battery tester ADA, DA, AM2 and AM1 Chip tester with 1-WIRE interface Tester for operational testing of computer PSUs of the ATX type Tester for determining the conditional polarity of any speaker Tester for selection of quartz resonators Tester for checking and measuring quartz resonators for frequencies from 30 kHz to 30 MHz Tester for checking the health and type of conductivity of transistors and diodes IKDU tester TV and monitor pulse transformer tester Tester of quartz resonators on the microcontroller PIC16F84 Twisted Pair Computer Network Cable Tester Computer cable tester Car Battery Condition Tester Personal computer tester FET tester Cell freshness tester Battery Discharge Tester Thyristor tester Toroidal Transformer Tester transistor tester Testing audio paths using a computer Testing the radio station Kenwood TH-F7 Test CD Audiohobby Test oscillator at 2400,375 MHz Dolby Pulse, Dolby Media Generator and Dolby TrueHD technologies IBM CMOS integrated silicon nanophotonics technology makes transceivers much denser SDR technology in general ZigBee short range wireless technology Technology for wireless charging of batteries of mobile phones, players, pocket PCs, laptops, etc. WildCharger devices Dolby Volume intelligent volume control technology in Cirrus Logic CS32DV48 2-bit digital signal processors Direct Digital Amplification (DDX) Apogee Technology, Inc. Technology of psychoacoustic expansion of the band of acoustic systems in the field of lower audio frequencies MbxxBasb Face recognition technology for mobile phones with built-in camera OKAO Vision Face Recognition Sensor Typical mistakes when replacing active components Thyristor stair lighting Thyristor charger (up to 30 A) for trucks and tractors Thyristor speed controller of the collector motor T-shaped automated control system for improving the selectivity over the mirror channel of wearable VHF radio stations Current mirror with voltage controlled gain Thickness gauge of a car mechanic Tone generator - a device for testing a telephone line Morse code training tone generator Dynavector DV507MKII tonearm with Bi-axis Inertia Separation Finely compensated volume and tone control on audiophile op amps Loosely compensated volume control by I. Pugachev on paired variable resistors of group A Highly compensated volume control with increased compensation precision M-SOFC VOTO fuel cells carry out the reverse reaction of photosynthesis Accurate Zener Diode Thermal Compensation Accurate RMS detector Accurate calculation of inductors with mini Ring Core Calculator 1.2 The tragic fate of the pre-war shortwave The AD5X T-splitter allows you to transmit over a coaxial cable, along with an RF signal with a power of up to 1500 W, also a direct current of up to 3 A Transistor International Rectifier IRGP50B60PD - 600V NPT IGBT with built-in anti-parallel 25A HEXFRED diode Transistor IRF6718 in an ultra-slim Large Can DirectFET package with a thickness of 0,65 mm with a pulsed current of 490 A Transistor alternative to tube single cycle Transistor optocouplers gallium arsenide LED + NEC PS2561B-1 silicon npn transistor provide reliable operation in the temperature range up to +110°С Transistor UMZCH with output stages on current amplifiers with OE Transistor KB amplifier up to 250 W Transistor bipolar-field ULF class A with output power up to 300 W Transistor cascade with Ki-600 The transistor module (J.PA828TD manufactured by NEC has dimensions of 1.2 x 1.0 x 0.5 mm, contains two microwave (16 GHz) 2SC5436 transistor transistors and is convenient for use in a generator with a buffer amplifier Transistor NEXFET UMZCH musical power up to 600 W Transistor probe without desoldering transistors from the circuit Transistor retro UMZCH in the style of the 60s Transistor UMZCH Crescendo Millennium with Kg=0,0017% Transistor UMZCH class A The transistorized UMZCH by Leo Simpson and Peter Smith features an ultra-low level of non-linear distortion of 0,0006% and self-noise of -118 dBA Transistor UMZCH with a power of 70 W with a harmonic coefficient of 0,003% Transistor UMZCH with a power of 80 W with linearization of individual stages Transistor UMZCH Peter Engel Transistor UMZCH with input and output stages on field-effect transistors Transistor UMZCH with improved linearity output stage Transistor UMZCH with dynamic operating point Transistor UMZCH with loop gain suppression outside the audio frequency range Transistor UMZCH with separated OOS for direct and alternating current Transistor UMZCH with an economical push-pull output stage without current cutoff based on the patent of Jeff Macaulay Transistor UMZCH with special heat-stabilizing elements Transistor amplifier Lucien Bryndza for headphones Transistor power amplifier HLV-1000 from Beko-elektronik with an output power of 1000 W for communication over long distances in the 2-meter range ICOM Transistor Power Amplifier IC-PW1 Jin Transistor Power Amplifier with Transformerless Power Supply Transistor voltage amplifier with emitter junction non-linearity compensation Transistor characteristicscope allows you to measure and record the current-voltage characteristics of bipolar npn and pnp, n- and p-channel JFET and MOSFET field-effect transistors Transistor equivalent of a tube SRPP with compensation for the non-linearity of the source and Darlington followers by modulating the current generators in the load Transitester Trunking Transverter 6 m / 70 cm Transverter MAGIC BAND 50/29 MHz Transverter for 50-51 MHz band Transverter for using a 28 MHz transceiver on the 2m band Transverter for use with 50-54 MHz transceivers on the 432-436 MHz band 2m transverter 432-434 MHz transverter Transceiver ALINCO DJ-191 Transceiver Digi-80 The YAESU FT-252 transceiver is a compact waterproof portable FM transceiver with an output power of up to 5 W for operation in the 2-meter amateur radio band. The FTdx1200 transceiver is the latest model from YAESU, which replaced the FT-950 Transceiver Icom IC-7410 Transceiver Kenwood TK-270/278 Transceiver KENWOOD TS-830S Ten-Tec OMNI-VII transceiver PIC-a-STAR Henning-Christoph Weddig transceiver (DL5LV) with bi-directional IF amplifier that operates in both receive and transmit modes Transceiver SG-2000 from SGC Transceiver Amator-KF Transceiver Amator-EMF-U Yaesu FT DX-9000 high end transceiver Transceiver Іsom ІС-7200 Transceiver based on R-250M receiver Transceiver new generation Alinco DJ-C7T / E the size of a credit card TS-2000 transceivers from Kenwood Yaesu FT DX 5000 Premium Transceivers Maxim MAX3806 Transimpedance Amplifier for High Sensitivity Photodetectors in Optical Remote Measurement Systems Transcontinental machine radio stations of the XNUMXth century Neumann M147 Modern Condenser Microphone Impedance Translator Battery-biased transformer pre-follower Low voltage power transformers Power and sound transformers. Calculation and production in the home laboratory Stencil for fine alignment of the cartridge on the tonearm The third generation of Amazon Kindle DX Graphite e-readers 10,1 MHz Delta-Loop Antenna Three-watt UMZCH ON Semiconductor NCP2823B in a flea package 1,5 x 1,5 x 0,6 mm Technics RS-AZ7 three-head deck with magnetoresistive playback heads Tri-band antenna KT34HA - KILLER TRIBANDER Tri-band (10, 17 and 20 m) vertical dipole Tri-band director element of a new configuration with improved parameters Three-bar surge protector Three-channel (with subwoofer) multimedia UMZCH on a single chip 3D solar cell 3D structure of Intel 22D Tri-Gate transistors implements XNUMXnm technology P2 3D camcorder provides Full HD XNUMXD video recording Analog Devices ADIS16210 XNUMX-Axis Digital Inclinometer Three-axis STMicroelectronics L3G4IS MEMS gyroscope is capable of simultaneously serving both image stabilization systems and user gesture recognition Three position remote coaxial switch Three-way 150-watt labyrinth loudspeaker by Herald Hecken XNUMX way active speakers Three-band volume and tone control by Tone Gisberts Three-band three-stage tone control Three-level ed modulation instead of PWM in UMZCH class D Analog Devices SSM4321 three-level spread spectrum sigma-delta modulators in Analog Devices SSM2380 class D stereo UMZCH ICs for ultra-small-sized audio equipment Three-element Yagi antenna at 435 MHz OK2HY from improvised materials Three-element vertical Rudolf Klos antenna (DK7PE) for seven amateur bands from 10 to 40 meters Three-element acoustic generator Three high-quality transistor UMZCH Jan Aisman Three Hen Antenna Designs for 70cm, 2m and 6m Three maxiLOOP magnetic antennas by Matthias Zapatka for operation from 80 to 40 m both in reception and in transmission Three new stereo and stereo ICs + 1 LM4780/81/82 audio amplifiers Three simple audio circuits on transistors - UK, TB and UV Triamping in Edifier R2700 multimedia speaker system Trigger with timer for flash synchronization Flip-flops with high noise immunity and low consumption Triode / ultra-linear 60/100-watt UMZCH on a quartet 6550 Lee Roitberg triode SE with push-pull buildup Rag QWERTY-keyboard Wireless Smartphone Keyboard by Eleksen Nearly Eliminated Energy Barrier Tunnel FET (NBTFET) with drain-to-source voltage as low as 0,5 V proved to be efficient at switching frequencies up to 19 GHz Samsung HMX-W300P/HMX-W350P extreme touring camcorders with a float that allows you to film your dive to a depth of 5 m VectraSense Verb for Shoe Sneakers with Integrated Microcontroller Thousand euros for AKG K3003 earbuds At the origins of the struggle for Hi-Fi (To the 115th anniversary of the invention of the gramophone) uv cassette recorder UV on Rohm BA3521 Increasing the sensitivity of the reflectometer UHF to the Mayak radio station on the 2-meter range UHF field effect transistor to increase the sensitivity of the FM receiver on the IC KHA058 Shockproof Waterproof GoPro Digital Hero Camera DC voltage doubler Extension cord for radiotelephone IR Remote Extender US and GPS for a portable cassette recorder Notch and CW filters from UR5LBZ STMicroelectronics ST7540 Narrowband Power Line Transceiver Knots on the ropes VHF beacon for tuning receivers and antennas in the bands 144, 432 and 1296 MHz VHF converter VHF radio station ICOM IC-A110 VHF transverters from Elecraft VHF power amplifier on GU-32 and GU-29 lamps VHF power amplifier based on ceramic-metal triode GI-21B VHF FM receiver with low voltage power supply and automatic tuning VHF-FM radio with IR remote control and USB connection VHF-FM stereo radio with auto tuning VHF-TM radio receiver with IR remote control and USB connection Short vertical antenna for 160m with capacitive loads by Paulo Ferreira (PY3PR) Shortened vertical antenna by Christoph Kunze (DK6ED) for DX communications on the low bands 75 and 160 meters Shortened four-element Yagi DK7ZB for 10, 15 and 20 m bands C-Pole Short Vertical Dipole Ukraine ranks 3,48th in the world in terms of average data sending speed of 13 Mb/s, ahead of Holland and Korea The Ukrainian mobile operator Intertelecom for the first time in the CIS began providing wireless Internet access services based on 3G CDMA / EV-DO Rev B + technology at speeds up to 14,7 Mbps VHFYAGI improvement Antenna improvement square and square rhombus Improving the sound quality of cheap Chinese car radios Improving the operation of the PA on 2xGK71 Improving the immunity of VHF radios to intermodulation distortion Improving the characteristics of double squares Improvement of performance of the popular AD8476 dual-phase differential follower with additional OP1177 operational amplifier Improved interface for digital modes Improved phase inverter with cathode voltage boost Ultra-low-end microcontroller Freescale Semiconductor Inc. on RS08 core Lenovo Yoga 2 Pro 13,3-inch 3200 x 1800 pixel ultrabook Ultra High Quality Audio Resistors VAR (Vishay Audio Resistor) Vishays Bulk Metal naked Z-foil Ultrasonic motion sensor Ultrasonic Boosting Converter for Quad ESL Electrostatic Loudspeakers Ultra-compact MEMS triaxial linear accelerometers STMicroelectronics LIS302DL Ultra-compact GPS module Telit Wireless Solutions Jupiter SE880 Ultracapacitor Maxwell Technologies BCAP3400 P285 K04 / 05 with a record capacitance of 3400 Farad Ultracapacitors of the Tecate Group PowerBurst series up to 400 F Ultra-linear PP and 80-watt Circlotron on four G-807 Analog Devices ADMP504 ultra-small, low-noise microphone with audiophile Hi-Fi frequency response and unparalleled signal-to-noise ratio MAX2686/MAX2688 Ultra-Low Noise Preamplifiers for Increasing the Sensitivity of Satellite Navigation Systems Embedded in Portable Electronics Ultra-miniature multi-pin micro SMDxt surface mount package design Ultra portable QRP transceiver Ultra-precision Maxim MAX44251 op amp with patented autocorrelation circuit for continuous zero offset compensation Murata VSLBG1914E1400-T0 Ultrathin Waterproof Piezo Speaker for Mobile Applications Wolfson Microelectronics WM8903 Ultra-Economic Portable Media Codec with Phone Amplifier in Proprietary Class W Mode UM 400 W KB radio station 10-80 m PA 50 W for KB radio station UHF DX2400L1 PROMETHEUS from Dishtronix Reducing parasitic oscillations in flyback switching power supplies UMZCH 100-watt subwoofer UMZCH 2x120 W on BVC STK4241 UMZCH 2x50 W on STK496-090 hybrid chip UMZCH 4x77 W with car power 14,4 V on IC TDA7560 UMZCH 5002 Project by Robert Nance Dee UMZCH 70 W / 0,009% / 200 V / µs on IGBT UMZCH 80 W on field-effect transistors UMZCH Baby Of Lynx by Petr Stal and Jiri Toushek C Kg = 0,0055% with an output power of 75 W UMZCH F4 Nelson Pass in the anti-phase inclusion of Stuart Yaniger, called ImPasse UMZCH First Watt F1 Nelson Pass with high output impedance UMZCH JVC AX-V6BK UMZCH Marantz model PM8 on domestic components adapted by I. Pugachev UMZCH Marshall Super Lead Model 1959 with an output stage on four EL34 pentodes UMZCH Marshall Super RA100 UMZCH ONKYO A-9510 UMZCH The End Millennium by LC AUDIO Technology UMZCH TransiAmp 2x120 by Wojciech Voracek with an output stage on transistors of the ThermalTrak series UMZCH A. Petrov does not require adjustment and therefore is suitable for repetition by novice radio amateurs-audiophiles UMZCH without thermal and switching distortions Bill Christie's UMZCH for a home theater system based on the National Semiconductor LM12 op-amp UMZCH VV - 2010 UMZCH VV on a modern element base with a microcontroller control system UMZCH VV on a modern element base. FREQUENTLY ASKED QUESTIONS AND WHY UMZCH VV-2010. Back to printed UMZCH high fidelity UMZCH Graham Maynard with a highly linear non-complementary class A output stage with a local linearizing OS UMZCH D. Van der Yeleen with an output stage on a powerful double triode 6BL7 UMZCH for home theater PC UMZCH Douglas Self with an XD class output stage (crossover displacement - dynamic displacement of the switching zone) UMZCH I. Pugacheva is built on the principle of one voltage amplification stage + many emitter followers UMZCH Jiri Halmacha on discrete components UMZCH class D with a power of 30 W at OS and PT UMZCH class D based on IC Maxim MAX9709 UMZCH class D with optocoupler UMZCH class D, occupying 7 cm2 on the printed circuit board UMZCH class A with low power dissipation UMZCH class B A. Aleynova with a large frequency-corrected output impedance UMZCH class B with class A linearity UMZCH class T Tripath Technology TA2041A with an output power of 4x72 W UMZCH class T with an output power of 300 W UMZCH Karina Prida makes it possible to use it as a stand when listening to different lamps UMZCH M. Mulydin with an output stage based on powerful IRF620 field-effect transistors of the same type and an original circuit for stabilizing the quiescent current UMZCH with a power of 100 W with an output stage on the same type of field-effect transistors UMZCH power 2x150 W on IC STK4048 70 W UMZCH on IC TDA7294SGS-Thomson UMZCH for 300 W with an output stage on field-effect transistors UMZCH on HEXFET 225 W UMZCH based on a long-wave linear amplifier UMZCH on two inexpensive ICs TD2003 UMZCH on two inexpensive ICs TDA2030A UMZCH on chips with a power of 2x130 W UMZCH on powerful field-effect transistors with static channel induction UMZCH on octal pentodes 25L6GT for low-power monitor speakers UMZCH based on available network transformers of the TN series and 6P43P lamps from frame scans of obsolete TVs UMZCH on a pair of complementary field-effect transistors of the HEXFET structure UMZCH on pentodes EL156 UMZCH on UL84 pentodes with power supply of the second grids through inductance UMZCH on field-effect transistors with lamp warmth of sound UMZCH on line-television pentodes 6P45S UMZCH unorthodox audiophile on GU50 UMZCH on a bridge circuit on two ICs TDA7294 UMZCH with active crossover UMZCH with transformerless power supply for anode circuits UMZCH with an output stage outside the general OOS loop UMZCH with an output stage according to the Norman Tagerd scheme on field-effect transistors in class A mode and an LME49830 driver UMZCH with differential-series connection of two output transformers UMZCH with Hawksford distortion compensation UMZCH with a short path on field-effect transistors UMZCH with linearized output impedance UMZCH with Champion mic preamps by Nicholas Vinen UMZCH with single-stage UN UMZCH with a smooth amplitude response on BSIT transistors UMZCH with a buildup on the power buses of the OS UMZCH with triode / ultra-linear modes of output pentodes 6550 UMZCH with voltage amplification on the transformer and current amplifiers on emitter followers UMZCH with frequency-dependent output impedance UMZCH S. Grigorieva on complementary transistors with almost mathematical symmetry UMZCH S. Shpak with increased efficiency of the output stage UMZCH Stanislav Malechek on double triodes 6N8S and powerful pentodes GU-50 UMZCH by Ton Gizberts for the most demanding audiophiles UMZCH Hiroshi Obama with local cathode environmental protection UMZCH optimized for audiophile headphones UMZCH-docking station to power your mp3\mp4 player at home Smart 50 Ohm RF Load Alpha Radio Products ALPHA-2100 Magnetic Antenna Q Multiplier Inductance multiplier Igarashi Design Interfaces Project smart headphones with presence sensor automatically change channels if worn incorrectly Smart watches AirOn Connect and AirOn GTi have the ability to synchronize with Android and iOS operating systems, can connect to smartphones, receive calls and SMS Smart bike lock Skylock with Bluetooth or Wi-Fi control not only blocks your bike from theft, but even informs the nearest ambulance station in case of an unfortunate fall Smart home on a 4-channel microprocessor timer, thermostat, clock NM8036 Powered up to 200 W version of the legendary QUAD 405 Powerful advanced class A transistor UMZCH based on the John Linsley Hood circuit splitter assistant for audio player Universal Open-USB-I/O I/O Board SkySweeper universal communication program for HF/VHF professional and HAM/DXL communication operators Universal DAC for HF transceiver Universal digital frequency scale (AT90S2313) Universally stackable Tone Gisberts multimedia speaker with subwoofer Universal matching device for vertical VHF antennas Universal Circlotron with output transformer Universal DC/AC probe Universal MPEG4-BHfleofleKOflepffdshow Universal OBD-II USB Adapter KL-Line VM9213 USB Master Kit for Car Injector Tuning Universal adapter for connecting cell phones to a computer Alan Kraus' universal audio preamplifier based on That's 1570 IC Universal Audio Frequency Filter Universal power supply Universal bicycle tracker on PIC controller Universal voltmeter Universal high-quality audio preamplifier Momir Milovanovic Universal LCF Meter Universal meter of parameters of radio tubes Universal pulse microprocessor metal detector BM8044 - Koschey 5IM John Clark's universal level indicator on a microcontroller Universal inductive-resistive-capacitive speaker system equivalent Universal interface for transceiver microphone input Universal converter for digital modes of communication Universal converter of media files from one format to another Digital Media Converter v2.31 and video editor Video Edit Magic m3.39 from DeskShare Universal electromechanical lock controller Universal programmer for 12, 14 and 16 bit PIC controllers Universal programmer-interface for microcircuits, radio stations and mobile phones Universal programmable generator Universal programmable IR receiver Universal reference book of color and alphanumeric marking of various radio components Electronic Component Reference Software for Windows Ian Didden's universal high-voltage anode voltage stabilizer for class A single-ended amplifiers Universal timer for home automation devices Universal thermometer-thermostat range from -55 to +125 °C Universal Test Audio CD Audiohobby Universal UMZCH Fairchild Semiconductor FAB2200 class G and D Universal Audio Power Amplifier Universal LPF for subwoofer Universal digital timer Universal frequency calibrator giving frequency grid at 100 or 25 kHz Universal frequency counter on one chip A unique feature of the MAX98090 IC is the presence of three classes of operation in one UMZCH chip at once: D, AB and H The Analog Devices ADL5511 detector IC is unique in that it simultaneously detects both Root Mean Square (RMS) values and the envelope of the modulated signal in the frequency range from 0 to 6 GHz Unique design solutions for the EPU Kuzma Stabi XL2 together with the Air Line tonearm on an air bearing Icom IC-7800 Unique High-End KB Transceiver ULF for portable players, receivers with push-button volume control ULF and active bandpass filter on a quad op-amp 7-segment LED control via I2C bus Offline control of various web services through Google Gears technology Controlling Icom transceivers via fiber optic cable Controlling the frequency and direction of rotation of the EM through the LPT port of the PC Voltage controlled virtual capacitance/inductance/resistance RF Voltage Controlled Automatic Antenna Switcher MFJ-1707 Voice controlled switch FlexRadio SDR-1000 Computer Controlled Transceiver ADL5330 voltage controlled amplifier/attenuator operates up to 3 GHz VNA-6000 PC Controlled XNUMX- and XNUMX-Pole RF Vector Analyzer Simplified Dolby Pro Logic decoder Zena amplifiers with non-linearity compensation by incandescent lamps Rane HC6 Headphone Amplifier Arena van Waerde headphone amplifier Playback amplifier for car radio Playback amplifier for cassette player Playback amplifier with passive equalization Amplifier range 143 ... 174 MHz with a power of 100 W Amplifier for 6-meter range on a key MOSFET Headphone amplifier MKU PA 23 CU 131000cm Amateur Radio Amplifier from KUHNE electronic Headphone amplifier without common feedback loop Headphone Amplifier with Optocoupler Ground Sharing Recording amplifier with passive RLC correction and zero output impedance Zen amplifier with two complementary field-effect transistors Class D amplifier 2 x 20 W for modern budget multimedia system 50W power amplifier for SSB operation on 80m band Power amplifier for 70 cm band Power amplifier for SDR transceiver and more Donald W. Huff Power Amplifier (W6JL) Class D power amplifier 2 x 20 W for a modern budget multimedia system Power amplifier at 27-29 MHz Power amplifier for 50 and 144 MHz Power amplifier on IRF630 for KB radio station Power amplifier for four GU-50 The power amplifier OM Power 3500 HF operates on all KB bands from 1,8 to 29 MHz in all operating modes Power amplifier of a modern transceiver TV transmitter power amplifier QE05/40 tube amplifier with 55W output at 144MHz MOSFET amplifier by M. Shushnov for high-quality headphones Peter Smith amplifier for studio headphones Loftin-White amplifier Inductive Load Amplifier for Headphones Amplifier with separate current IOUT and voltage VOUT outputs Analog Devices AD5748 Ultra Hi-Fi class amplifier from Amphiton U-002 Ian Hilton amplifier for Koss high-quality high-impedance headphones powered by a 9-volt Krona Amplifier-corrector Acceleration by 2-3 times of the turn-off speed of powerful compound transistors by an additional Schottky diode Service Internet boom Internet access via satellite data transmission channel Improvement of the Rotel RCD 970BX CD player with a Burr-Brown OPA604 post-DAC filter Improvement of lighting switches with luminous indicators for fluorescent energy-saving lamps Improvement of the lamp single-cycle 25-watt UMZCH Shishido 300B Improving the control of the GK-71 mode in the Power Amplifier for a modern transceiver Advanced Hentenna Antenna Advanced output stage UMZCH class G Chi Wong's improved SRPP circuit Advanced anti-bounce circuitry Advanced tape recorder remote control Advanced lithium-polymer batteries from the South Korean company Kokam Engineering THAT1512 advanced microphone preamplifiers Advanced Walkie Talkie transmitter by Sjef Veroven FM Exciter with extended audio range from 20 Hz to 100 kHz Improved two-stage UPT with Ki=300000 Improved ultra-symmetrical single-stage UMZCH ZenAmp ZV-7 Advanced Motor Speed Stabilizer Rohde & Schwarz R&S CMA180 radio test rig Elimination of strong sparking of laptop power supplies when their plug is connected to a 220 V network Carbon nanotube devices outperform flash memory Devices for combining the power of two generators The Incarnet device for Internet access from the car interior supports the technology of aggregating Internet channels Watts Clever SBC1001 device is capable of 10...20 times to restore Alkaline non-rechargeable batteries WB8DQT device for automatic switching from receive to transmit and vice versa Device for automatic autonomous collection of temperature data Automatic fan switch Device for automatically turning on the fan for blowing the radiators of the output stages Automatic warning device about the need to adjust the mode or replace the lamps of the UMZCH output stage Automatic control and data acquisition device Automatic car battery charger Device for amplitude-phase interference suppression at the input of the radio station receiver Anti-poaching device for detecting electric rods Device for non-contact continuous monitoring of mains voltage 500W Uninterruptible Power Supply Uninterruptible power supply for radio equipment and electric motors Wireless charging device based on a resonant system with a dipole coil allows you to charge the battery of consumer electronics devices located at a distance of up to 5 meters Device to block attempts to dial a number by a pirated phone Device Buratinsky frequency doubler Battery recovery device by generating a pulsating charge-recovery current DiFuzz guitar effect device Allen Baker Transceiver Voice Control Device (KG4JJH) Voice over AC device Device for remote data collection and object control by receiving and transmitting SMS messages Device for autodesulfation of car batteries Device for active search of hidden wiring A device for charging 12-volt batteries of radio stations and other devices from an automobile (also 12-volt) network Device for adjusting quartz filters Electric guitar tuning device Device for transmitting data or control commands over a 220 V network within one switchboard Device for switching up to 8 guitar effects (distortion, flanger, phaser, etc.) Device for smooth switching on incandescent lamps Device for preventing overheating of electronic equipment Device for extending the life of the kinescope Device for repair and testing of computers - POST Card PCI Device for light indication of a telephone call Antenna Quiet Tuner Device for training nickel-cadmium batteries IBook eReader V8 e-book reader Home battery backup device Speech recorder on ISD1110 followed by slow motion playback Battery charger Car battery charger Incandescent lamp protection device AC or DC overload protection device Speaker overload protection device Reverse polarity protection device Protection device against polarity reversal, overvoltage and interference on power supply when working in the field Anti-piracy device Device for protecting transceivers from exceeding the supply voltage Device and software for password recognition in the form of a finger movement on the touch panel (touchpad) Car Battery Discharge Monitoring Device Device for soft switching on powerful halogen car lamps Device for soft switching of powerful incandescent lamps 220 V Device for limiting the amplitude of pulse signals GSM alarm device Device for transmitting voice messages over a 220 V network Device for soft switching on incandescent lamps up to 200 W Soft on/off device for incandescent lamps Soft on/off device for incandescent lamps 150 W/220 V Soft starter UMZCH and AC protection Acoustic noise suppression device Jitter suppressor with sample rate conversion, interface type, and disable digital copy inhibit bit Noise suppression, intermodulation interference and useful signal amplification device ANEM A device for recharging the battery of a VHF radio station with a capacity of 10 ... 20 Ah from the vehicle's on-board network QSYer tuning frequency direct input device Discharge device for nickel-cadmium batteries Liquid level control device Communication device of a computer sound card with a transceiver Spectrum shifter for acoustic feedback suppression Audio Spectrum Shifter Device for matching various input signals with the line-in input of a PC sound card Device for controlling and collecting analog and digital data, connected to a PC via bus and ZV LPM control device of a cassette tape recorder-player R-160 receiver control device D-Link DUB-AV300 Digital Video Capture Device Device for gentle inclusion of a kinescope Edwin Mack's device for visual continuity of fiber optic communication lines up to 1 km long Device that replaces the audio balun transformer The Dead Pixel Tester utility from Data Product Services will help you detect dead display pixels in time inSSIDer utility for frequency and spatial diagnostics of available Wi-Fi channels and gigahertz air congestion The JPerf 2.0.2 utility allows you to measure the real speed of your home Wi-Fi network and thereby help prevent hidden losses in Internet access bandwidth even without an Internet connection. LT1568 Design Guide utility for designing second to fifth order active filters Microchip nanoWatt XLP Battery Life Estimator BETA vO.1 utility nLite utility to change Windows 2000/XP/2003 distribution PocketPC WiFi Monitor Utility RMCIock utility for monitoring the frequency, throttling and load level of the PC processor Traffic Compressor Utility 0.5 TV Tool 6.8.4.2 TVTool v8.0 beta utility to improve image output from nVidia video cards Frequency Triple IBM Research scientists have managed to write a bit of data on just 12 antiferromagnetically bound iron atoms IBM scientists have designed and manufactured graphene field-effect transistors with a limiting switching frequency of 100 GHz Trondheim scientists have developed rechargeable zinc-air batteries with three times the capacity of lithium-ion batteries Scientists from the Irish National Tyndall Institute have made the first non-junction transistor Scientists from the Massachusetts Institute of Technology, in collaboration with NASA engineers, have developed the Lunar Laser Communication Demonstration technology, which allows large amounts of data to be transmitted from Earth to the Moon at high speed. Scientists, inventors and entrepreneurs - the founders of radio Quadrupling the output power of automotive / portable ULF Learning to Converse in Morse Code Learning to solder (based on the materials of the Radiohobby online forum) Vulnerability in Intel Pentium 4 processors with NT Audio phase limiter for CB FM radio station Soldering iron phase power regulator Phase-inverted cascade of a tube UMZCH based on a double triode 6SN7 and audiophile op-amps OP275 Phase Linear Active Crossover Ferrophosphate-lithium LiFePO4 batteries from A123 Systems with Nanophosphate nanotechnology charge in 12 minutes and deliver pulsed currents up to 100C Acoustic PIC Filter Anti-mumbling filter for open speakers Helical Resonator Filter for Double Conversion Superheterodyne Presence filter Presence filter Filters to reduce the level of spurious emissions from amateur radio stations Additional function filters in active crossovers of two-way, three-way speaker and subwoofer Finishing wood and MDF in acoustic systems Palstar introduced its first TR-30 transceiver, which was awarded Best New Product. Samsung HMX-H106 High Definition Flash Camcorders, HMX-H100 and HMX-R10 Budget Versions Corsair Survivor Series 64GB flash drive can withstand immersion in water to a depth of 200 meters Buffalo RUF2-HSCL-U flash drives With hardware-based 256-bit AES encryption of stored data and automatic content scanning for malware - viruses Toshiba TransMemoryEX II flash drives with 222MB/s read and 205MB/s write LPF for KB radio station LPF for 50 and 144 MHz transmitters LPF for subwoofers LPF for subwoofers and bass channels on the MAX292 LPF for transistor power amplifier KB radio station The mpXNUMX format has become multi-channel Formation of a megapixel image by a single-pixel camera with a matrix of digital micromirrors Digital Micromirror Device in the terahertz range Video Signal Conditioner for VGA Monitor Functionality Test Test signal generator for UMZCH PTT signal conditioner from TX audio signal based on the VOX for PSK31 device circuit Photo flash for those who like to drown themselves regularly Lighting lamp photo switch Photodetector dusk photodetector The Canon EOS-1DC captures 4092 x 2064 pixel video at 24Hz The Samsung WB750 camera has 2 ultra-high-speed video modes 250 and 440 frames per second Solar funnel photonic antennas concentrate solar energy on photovoltaic cells to such an extent that the energy density is 100 times higher than natural Record-breaking 2,5 gigapixel snapshot Function generator 1 Hz to 20 MHz PIP function (Picture in picture - frame in frame) of modern TVs Characterograph for research on the PC of the full cycle of the discharge of batteries Characteristics of the flagship HF / 50 MHz transceiver JVC Kenwood TS-990S High-End UMZCH Tadaatsu Atarashi on triode tetrads 5670W Tricky bridge car UMZCH on a pair of TDA2003 Ferric chloride and its substitutes Croatian flora Fauna through the eyes of a radio operator Good front/rear ratio for 7 to 144 MHz bands DAC with volume - a year later Color electronic paper E Ink Triton Resistor color coding Color indicator - an alternative to the pointer device Color and music installation JENCOLOUR series color sensitive sensors All-Field Linear High-End Amplifier Lamp circuits instead of auto-bias resistor Anti-RIAA correction circuit Monny Nissel Circlotron Circlotron on field-effect transistors KF982 and IRF640 Digital-to-analog audio frequency function generator Digital business card holder Jim King DNH10 Pitrec scans and stores up to 2000 business cards in the built-in memory Olympus PEN E-P2 DSLR shoots HD video with stereo sound Xiao TIP-521 digital camera with built-in printer The Olympus mju770 SW digital camera can dive up to 10 meters with you The Sony DSC-G3 digital camera, thanks to the Wi-Fi module, allows you to browse the Internet using its own built-in web browser Transceiver Digital Scale Digital scale-frequency meter with LCD display and automatic frequency control Digital control of analog tone blocks Digital radio control device 16R22V-1 Mayak Digital 4-channel RF power, SWR and modulation meter with oscilloscope and spectrum analyzer functions WN-2D from WaveNode Buffalo DT-F200/U2W Digital TV Tuner Receives Two TV Signals Simultaneously Digital USB thermometer/thermostat with internet capability USB Digital Tape Recorder Digital audio probe for quick verification of S/PDIF outputs Mauro Grassi digital audio recorder on a single digital chip - dsPICSS microcontroller plays and records sound from/to MMC/SD/SDHC cards Digital True RMS Voltmeter for Audio Applications digital voice recorder 0,0001 Ohm High Resolution Digital ESR Meter Digital RF Power Meter Digital RF power and SWR meter KWZ-PM from Kneiser+Doering GmbH Digital battery capacity meter Digital capacity and internal resistance meter for nickel-cadmium and nickel-metal hydride batteries Alpha Radio Products digital power and SWR meter AP4510 David Spearing Digital Interface (KB9CSW) for transceiver control using a laptop computer running Fldigi multimode communications software Digital SWR meter on a PIC processor Digital tape recorder - simplexer Edirol R-1 Digital Tape Recorder Digital tape recorder for contestman Digital radio amateur tape recorder TsMR-60 Jim Row Digital Insulation Meter Tests Reliability and Insulation Resistance up to 999 MΩ at 500 or 1000 V and Leakage Currents from 1 to 100 µA AC digital millivoltmeter for audio applications Digital monitor of the current charging / discharging current, voltage, power and received / given capacity of batteries or accumulators (or other devices) with a voltage of 6 to 42 V and a maximum current of up to 6 A Digital single-chip voice recorder Digital oscilloscope Digital oscilloscope with 2,5 MHz bandwidth on PC COM port Digital Flat Panel X-ray Detector (FPXD) Samsung Electronics Digital potentiometer Digital potentiometer Intersil ISL23315 Digital pre-amplifier claiming to... Digital radio transceiver Semtech DP1283 digital reverb digital recorder Digital volume and tone control on the TDA8425 sound processor and PIC16F84A microcontroller Texas Instruments SM320F28335-HT Delfino digital signal controller has an operating temperature range of up to +210 °C Sanyo LC823425 digital signal processor for mp3 players contains a hardware mp3 encoder and decoder with a consumption of only 5 mW Digital signal processor for S/PDIF modification Digital Signal Processor PM7800 PALADIN-10 Digital thermometer/thermostat with adjustable hysteresis BM8037R Kodak EasyShare V570 digital camera with two glass lenses Digital isolators Rhopoint Components on the magnetoresistive (GMR - Giant magneto resistive) effect Digital microphones from Akustica Inc. based on microelectromechanical (MEMS) CMOS structures 830 Series Digital Multimeters Catalyst Semiconductor CAT5128 Digital Programmable Potentiometers Digital UMZCH Acoustar transistor pinout RIAA and ANTIRIAA vinyl equalization on PC Frequency detectors in civil radio stations Frequency detector on a double-gate field-effect transistor Beacon frequency plan in the 144 and 432 MHz bands Frequency counter up to 5 MHz on the ATiny2313 microcontroller Frequency counter on PC Automatic watch for educational institutions How the new Windows Vista operating system is better than its predecessor, Windows XP The overclocking champion among modern PC processors Intel Pentium D 805 operates up to 4,1 GHz The fourth generation Silicon Laboratories Si2178 TV receiver IC processes digital TV in ATSC / QAM, DVBT2 / T / C2 / C, ISDB-T / C, DTMB and analog NTSC, PAL, SECAM standards Bob Glorioso Quarter Wave Vertical Antenna (W1IS) Quad band Delta loop Four-channel clock-timer-thermostat based on non-volatile clock NS182 Analog Devices AD12 Quad-Channel 9106-Bit DAC and AD14 Single-Channel 9102-Bit DAC include Integrated Static Random Access Memory (SRAM) and Direct Digital Synthesizer (DDS) Nicolas Vinen's four-channel audio mixer for disc jockeys Four-channel microprocessor timer, thermostat, clock Four-channel disco strobe light Four-channel digital sound processor with UMZCH class D with power up to 4x315 W Four-channel digital regulator for home UMZCH ADL5391 Four Quadrant Analog Multiplier up to 2 GHz Quadruple Maltese Cross on 40 meters Four-way loudspeaker on speakers with metal cones Alan Kraus XNUMX-band tone block Four-tone test generator for setting up an SSB transmitter using the standard two-tone method Four-element Yagi for 6m operation Four element square for 6 meters Avastar® 88W8897 chip - three in one NFC, Bluetooth and Wi-Fi Toshiba TC4XB MPEG-35273 codec chip Microtune MT2260 TV tuner chip occupies an area of 6 mm2 Alesis Semiconductors Chipset for Professional Audio Processing The Quantenna QSR1000 chipset supports data transmission technology simultaneously over four Wi-Fi MIMO 4x4 channels STMicroelectronics chipset implements UMZCH using BASH technology Contactless memory chips SRJ2K and SRJX4K from STMicroelectronics Pure female mobile phone Panasonic G70 Pure digital VLF and pure digital speaker FM detector without inductors FM micro transmitter 2m FM receiver FM radio microphone FM radio receiver in the range 88-108 MHz on the TDA7020 What is UTC, world time table Freescale Semiconductor MMA7360L Sensitive XNUMXD Accelerometers for Mobile Electronics Ballpoint pens that learned how to write emails Six-channel (5 + 1) UMZCH Yan Aisman for a full-fledged home theater PWM UMZCH on TOA7481 PWM drivers A3968SA and A3968SLB Allegro Microsystems for controlling two EMs PWM DC EM controller PWM linearization of the characteristics of the galvanic isolation of the audio signal PC based PWM controller PWM voltage regulator with load current up to 80 A PWM PC fan speed controller PWM speed controller for DC collector motors PWM speed controller DC EM PWM-UMZCH PWM-UMZCH UcD700 Hypex Electronics BV with a signal-to-noise ratio of 123 dB PWM motor control PWM equivalents of linear stabilizers 78xx - ICs of the R-78xx series from RECOM International Power GmbH provide efficiency up to 97% Wide range reflectometer/wattmeter KW 520 from Alan Broadband antenna with low SWR based on two dipoles Broadband aperiodic antenna T2FD Broadband Traveling Wave Antennas Broadband anti-jamming antennas based on LF and HF filters Broadband balancing transformers for HF and VHF Broadband transformers on ferrite rings for transistorized KB power amplifiers Broadband Inv.V dipole Wideband SDR receiver from 10 kHz to 1,8 GHz by Klaus Vosow (DG0KW Broadband Antenna TV Amplifier Broadband Pulser by Sam Galbrees and Rick Peterson Broadband milliwattmeter Broadband DCET with 60 MHz bandwidth, 1000 V/µs slew rate and 10 MΩ input impedance Broadband amplifier KB radio station of the 2nd category Broadband amplifier to increase the sensitivity of the oscilloscope Broadband power amplifier Broadband power amplifier from 1 to 2100 MHz BM8021 Wideband USB Digital Storage Oscilloscope School of radio electronics. Features of the radio channel of a modern TV School of radio electronics. Alteration of PAL TVs for SECAM signal reception School of radio electronics. TV control processors School of radio electronics. TV standards. PCTS School of radio electronics. Functional diagrams and features of the construction of modern TVs of medium and low price categories Stub directional three-element antenna with switchable radiation pattern Noise Impedance and SWR Meter Noise bridge for antenna tuning Noise Method for Measuring Antenna Impedance Noise parameters of the op-amp Noise suppressor for CD, MD and cassette recorder Lamp-friendly electronic switch Ebayometer by Dan Karman Equalizer and Compressor-Limiter Ivo Scarecrow on DSP Palstar DL2K Dummy Load for HF Power Amplifiers Dummy load MFJ-263 has ultra-low SWR from DC to 3 GHz Dummy load MFJ-263 with ultra-low SWR from DC to 3 GHz MFJ Air Cooled Dummy Load MFJ-265 Dummy load with two switchable limits 50 and 150 ohm by Mike Bruce (WB8VGE) for tuning HF transmitters, power amplifiers and ACS and checking the quality of SWR meters calibration Exotic telephone amplifier based on exotic elements Green hard drives up to 1,5TB Samsung EcoGreen F2EG Economizer for electromagnetic relays Economical Honeywell HMC3 5843-Axis 4 x 4 x 1,3mm Integral Digital Compass Economical and lightweight KB amplifier MINI LINI class E with Pout 500 W Energy savings - imaginary and real Economical frequency divider by 1000 Sipix e-paper screen capable of displaying video Expedition UP50SAT to Baikonur on the occasion of the 50th anniversary of the launch of the first artificial Earth satellite USOVA/p Expedition to Sarychsky Lighthouse Expedition to Besedikha Island SD-13 Expedition of the radio club Delta - work of the Union of Right Forces on diploma programs Expedition Chernobyl-25, 80 years of E.T. Krenkel The experimental setup of two optical nanowaveguides - control and signal forms an optical relay with a response rate of a million times per second The Solar Impulse experimental aircraft can fly both day and night without using fuel. NHK Experiments with Ultra High Definition TV / Super Hi-Vision Video at 7680 x 4320 Pixels at 120Hz Exposure box with a Robert Scott timer and the nuances of the technology of high-precision ultraviolet illumination of photosensitive varnish on the surface of printed circuit boards Extreme action HD camcorder JVC Kenwood ADIXXION GC-XA1 fits on goggles Electrically isolated surface-mounted Therma-Bridge™ components for efficient heat dissipation Electrically switched crystal oscillator Electric tuning vernier for HF generator G4-102 Electric motors of progress - DPM, DPR Electric arc milestone in the history of radio transmitters Electric lighter with high voltage converter electric fence Electromachine milestone in the history of radio transmitters Electromechanical drive to the antenna matching device Agent 007 Electronics (Scrambler, Field Strength Detector, Low Voltage Powered Radio Microphone) Electronic Vine, or Lie Detector Electronic load for discharging NiCd, NiMH, Li-ion, lead batteries electronic siren Studio 5050 Day-for-Night e-dress Electronic components, systems, equipment and accessories Dice Clock electronic clock by Joost Wagebert with original display on LED dice Electronic alarm clock with non-volatile memory/stroke and actuator Electronic hardware log DXtreme Station Log - Multimedia Edition by DXtreme Electronic ballast on IR2151 for fluorescent lighting lamps Electronic drum Electronic non-contact micrometer Electronic version of iambic key with dot and dash sensors Electronic switch in sealed compartment Electronic Relative Humidity Meter Electronic impulse rheostat for smooth switching on and regulation of automotive lamps Electronic code lock Electronic combination lock on PIC16F84 Electronic combination lock on tumblers Electronic combination lock of Ondzhey Shebest on two cases of trivial logic 4081 Electronic input switch for amateur radio UMZCH Electronic room thermometer Electronic compass Electronic fuse Electronic volume and tone control LM1036 Electronic volume control on IC KA2250 Electronic volume control with manual drive Electronic regulator for smooth control of electric heater power up to 1500 W with external DC voltage Electronic voltage regulator of the car's onboard network Electronic level control with high dynamic range An electronic subwoofer that expands the subjectively perceived lower limit of the speaker's acoustic frequency response from 2/3 to 1,5 octaves Electronic reference book Marking of electronic components for surface mounting by R. Blackwell translated into Russian by Alexander Eletsky Electronic starter for fluorescent lamps Electronic tachometer for car Electronic telegraph key Smart Keyer Lite Electronic transformer in the power supply of the lamp UMZCH Silver Polymer ZMP Battery Based on Zinc Matrix Power Inc New Duracell LP1 Batteries Emil van de Loogt cascaded six LM3915s to provide a professional level indication range from 0dB to -60dB in 1dB steps Emitter-Cathode Hybrid in a High-End Headphone Amplifier EMOS with non-contact diffuser displacement photosensor Resistive controlled capacitance emulator KPI emulator 2 uF Pentode emulator 6AU6 on two field and one bipolar transistors Floating negative inductance emulator Smooth tube amplitude response emulator Emulator of adjustable high-Q inductance 1000 H Endoscope camera PCE-DE 50 from PCE Group Energy Saving Light Switch Encyclopedic site for radio amateurs RF Cafe Applet (Applilet) - a new kind of free software for NEC microcontrollers EPU from Ion Audio iTTUSB, STTUSB05 and JTTUSB10 with USB interface Essay on batteries in grid bias Essay on brewing (audio transformers) Variety amplifiers of increased (300 and 550 W) power Variety Hi-Fi power amplifier (1000 W 4 Ohm) Frequency reference with an accuracy of 10-8 and reference to the reference pulses of GPS satellites Terrestrial cable TV decoder Efficient 160m and 80m switchable antenna Effective device W6HPH for suppression of man-made interference to HF reception Effective magnetic antennas for ranges from 160 to 20 m Efficient 2m Preamplifier with Antenna Switch echo sounder Yagi with reflector for 2m band Iambic, iambic... vibroplex iambic telegraph key Yandex introduced a demo application for speech recognition Yandex.Dictation, powered by Yandex SpeechKit technology Yandex.Browser v.1.0 JANUS - class A balanced headphone amplifier JANUS-UM - balanced UMZCH class A Latest news of science and technology, new electronics: Artificial leather for touch emulation
15.04.2024 Petgugu Global cat litter
15.04.2024 The attractiveness of caring men
14.04.2024
Other interesting news: ▪ The oceans are rapidly cooling ▪ Physical culture computer game EA SPORTS Active 2.0 ▪ HP EliteBook Folio Notebook PC ▪ Artificial intelligence will predict magnetic storms News feed of science and technology, new electronics
Interesting materials of the Free Technical Library: ▪ section of the site Data transfer. Article selection ▪ article Forty Forty. Popular expression ▪ article What was the goal of Magellan before circumnavigating the world? Detailed answer ▪ article wild apple tree. Legends, cultivation, methods of application All languages of this page Home page | Library | Articles | Website map | Site Reviews www.diagram.com.ua |