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Below, in alphabetical order, are the titles of articles published in the journal. radio circuit from 2006 to 2010. To find out which issue of the magazine radio circuit published this or that article, use article archive search. 7-channel LED dimming device ACPL-H312/КЗ12 - miniature optocoupler for driving high-power IGBT and MOESFET transistors CP2102 - UCB/UART interface converter DC / DC converter for ULF TDA2822M DC-DC converter for solenoid DG451-DG453 analog 4-channel SPST CMOS switches ESD suppression in buffer stages FSFR2100 - half-bridge resonant converter LC oscillator with negative resistance LCF meter on a microcontroller LHW4100 - superbright white LEDs LM7705 Low Noise Negative Reference Generator LMH0340, LMH0341, LMH0344, LMH0346, LMH0302 - new chips for serial video data transmission LT1228 DC controlled wideband amplifier LTE.WiMAX and MMDS base stations MAX1811 USB Lithium Ion Battery Charger Maxim Introduces a Family of Low Voltage Digital Potentiometers MSHFS - tunable low-pass / IF filter for high frequencies QSE773 - silicon p-I-p photodiode SBR1U40LP - miniature rectifier diode TDA7056 - the simplest audio amplifier 3 W TDA-7056 - the simplest audio amplifier 3 W TSL260R, TSL261R, TSL262R - infrared optical sensor AAT2789 - dual DC-DC converter staircase lighting machine Staircase light switch with microphone and timer function Staircase lighting machine Automatic lighting effects on LEDs without a microcontroller Water pump control automatic Automation of ventilation and lighting in smoking rooms Automated charger Automatic light switch based on motion sensor Automatic night light switch Automatic emergency lighting Automatic emergency lighting device with bright LEDs Circuit breakers car player Automotive voltage converter 12/6 V Offline phone call indicator Active antenna Active three-band filter acoustic relay Acoustic relay NS048 amplitude modulator Analog Cosine Calculator Analog voltage divider Anatomy of a timer on the CD4060 IC from the MASTER KIT Anemometer Analog Temperature Sensors National Semiconductor Analog temperature sensor LM19 Antenna preamplifier for TV antibas Audio measurements with sawtooth pulses 2.1 audio system audio mixer PC input ADC Air hydro speed indicator Barometer Safe acoustic machine for areas with irregular power supply Non-contact potentiometers Uninterrupted power supply from the source MASTER KIT Wireless microphone Transformerless DC Converter Transformerless converter ~220V/+3,3V ParaZapper bioelectronic device Power supply ±12 V with digital control In Search of Universal Memory Automatic fan on LM317 Video motion detection Video switcher Virtual voltmeter Turning the load on and off with one button Turning on the network load with a micro button BM9222 - a device for repairing and testing computers - POST Card PCI In-circuit AVR programmer for microcontrollers Voltmeter LCD IR receiver front end for remote control Bourns RF Resistors RF amplifier with AGC High-voltage triacs KU614 High quality low power triangular signal generator Highly stable laser diode driver High-precision DC voltage source in DFN package (2x2mm) High-precision dual-transistor ZCD detector High pass notch filter G6H Series High Sensitivity Alarm Relays High sensitivity pulse metal detector High Efficiency White LED Driver Soft Limiter Harmonic Generator Generator on LM3909 Generator on K174XA11, voltage controlled Wien bridge generator 1 Hz - 1 MHz triangular waveform generator Digitally controlled sine wave generator Triangular pulse generator Frequency generator on one component Noise Generator on IC RF controlled generator Infralow Frequency Rectangular Pulse Generators Digest on automation and control devices Digest by telephony devices Humidity sensor HU10 Solar controlled humidity sensor water sensor Position sensor with LEDs Motion sensor with digital gyroscope L3G4200DH 3V High Accuracy Pressure Transmitters HDI Series Temperature sensors RSV2225 Maxim Temperature Sensors Hall sensors and their applications Two timers on the counter 4017 Doorbell with zero quiescent current Lighting Doorkeeper Two-channel infrared remote control 12 V (MASTER KIT) Two-channel infrared remote control 12 V Dual channel transmitter and receiver for model control Dual circuit security system Dual color network indicator Decoder and video switch LMH1251 Frequency divider based on a decade counter Ten Things to Consider When Purchasing an Oscilloscope Ten Things to Consider When Purchasing an Oscilloscope High Speed RF Power Detector LT5570 IR Obstacle Detector Zero crossing detector Water level detector Schottky diode instead of varicap FlipKY Schottky Diodes Remote control of the laser pointer Remote lighting switch from MASTER KIT sets Additional ringer Improvement of the signaling device for exceeding the voltage level Refinement of the scheme for watering plants Finalization of the PVI5080N photovoltaic isolator circuit Refinement of universal programmers for programming logic matrix microcircuits White LED Driver LT3591 White LED driver with 64 dimming steps Driver for driving groups of LEDs 1,5 V white LED driver Low Voltage LED Driver There's a caretaker at the porch... Switching voltage regulator protection against transients in the automotive network Reverse polarity protection for high power devices Protective device Sonic Capacitor Tester Measurement of cable parameters by TDR radar Measurement of cable parameters by TDR radar DC voltage measurement: theory and practice Temperature measurement of transformer windings capacitance meter Capacitor capacitance meter Temperature meter with resistance sensor Isolated fuse indicator Isolated telephone line status indicator on MAX917 Engine Sound Simulator Siren Simulator Cat Meow Simulator Switching boost/buck regulator Switching brightness control for incandescent lamps Soldering iron heating indicator Car battery voltage indicator Counter indicator on quartz watch Fuse blown alarm indicator Output level indicator КА2281 Network presence indicators Instrumentation amplifier with a current consumption of 75 µA Integrated Voltage Stabilizers Integrated devices for monitoring and measuring current on resistive shunts Air ionizer metal finder Using Stabilizer Chips Using the 555 timer in a switching power supply Using the photovoltaic properties of LEDs Using DS3906 digital potentiometer with step DC-DC converter to control the output voltage USB polarity tester Frequency response tester Uninterruptible power supply POWERCOM BNT-400 A Square Wave Source Current source on three op-amps Uninterruptible power supply POWERCOM BNT-400A AC cable tester Quartz tester Ring counters Compact 3458A DC/DC Boost Converter LTC1,4 AVX offers TPM series tantalum capacitors with mirrored anode terminals in low profile D and Y packages. Comparator circuit with adjustable hysteresis. Designing devices on the 555 timer Cooker hood controller PWM power controller Intelligent controller for mini drill Soil moisture control Test instrument DS1859 Shortwave magnetic antenna A brief description of the logical and digital circuits most commonly used by radio amateurs Laboratory and household power supply laser security device Laser distance sensors S80 Tube ULF ... today LED bulb Linearization of the thermistor characteristic The world's smallest range of G3 gas arresters with two terminals Linear 1A Voltage Regulators NCP69x Series Linear CMOS Applications Linear opto-isolator Log Amplifier Logarithmic amplifier on the AD8307 chip Logarithms and antilogarithms Logic probe Battery powered fluorescent lighting Small-sized power supplies on KR142EN Small-sized low-power comparators MAX9021/MAX9022/MAX9024 for mobile devices Small size power supply Low Power Class A Tube Amplifier MAX132 -18-bit ADC with serial interface MAX19996 High Linear Downmixer for WCS Equipment MAX293, MAX294, MAX297 - eighth-order elliptical low-pass filters MAX3221, MAX3223, MAX3243 MAX6581 - 8-channel temperature sensor MAX9000 - high-speed integrated circuit with comparator and amplifier Slow Light Switch Melodic battery powered doorbell G2RL Series Mechanical Relays Microbeetle for FM band Micropower Tunable Voltage Regulators LP2950, LP2951 Microphone amplifiers - so different Line powered microphone amplifiers microphone amplifier Miniature charger on LTC4069 Minimizing thyristor voltage regulator circuit Mini horn mixer Multichannel transceivers MAX3221, MAX3223, MAX3243 multichannel transceivers MAX4886 EV kit Monolithic voltage/frequency converter AD537 Powerful minute pulse generator - for school hours Musical home bell on ISD1210P Musical home bell on ISD1219P Multitone generator on optical communication Winding coils in armored cores voltage in chargers Customizable high power load Non-inverting integrator Some defects of Aiwa TVs (TV-2102, TV-2002, TV-1402) Some features of building RF generators based on the 555 timer Some features of the operation of microcircuits in the comparator mode Some features of modern small-sized lamps and power circuits Some features of modern small-sized lamps and their power circuits Some features of modern small-sized lamps and power circuits Unusual LED flasher Unusual schemes of regulators that give positive output Nephelometer NXP Low Voltage Analog Switches Low Frequency Sine Wave Generator Bourns new line of CC453232 inductive components A new line of tone blocks for audio amplifiers Molex's New Z-Power Connector Series New GMR Angle Sensor TLE5012 Infineon Technologies Christmas tree NS180 New TVS diodes New Vishay high power white LEDs in PLCC-4 package for AEC-Q101 automotive standard New Tektronix DPO4000 handheld oscilloscope changes the market Avago's New 3W Moonstone Series LED Low pass filter for noisy step signal Low pass filter with improved transient response About parasitic generation in analog circuits About practical electronics nowadays About repair of S1-94 oscilloscopes About repair of S1-94 oscilloscopes (end) About one of the errors in connecting the 555 series timer (KR1006VI1) Overview of digital storage oscilloscopes presented on the Ukrainian market Sound Detector Conveyor belt damage detector Single Pole Tunable Low/High/All Band Filter Single-wire LCD alphanumeric display interface Single phase power regulator High resistance ohmmeter Ohmmeter on OU Operational amplifier with a supply voltage of 1 V Determining the pinout and health of the transistor using an avometer Determining the pinout and serviceability of transistors using an avometer Determination of the pinout and the type of conductivity of transistors Optimization of the sensitivity characteristic of the temperature sensor Optical heart rate sensor Optocouplers 4N2x in switching and control circuits Optorelay 220 V / 10 A Optorelay 220 V/50 A Triac and thyristor optocouplers MOC3061-MOC3063, MOC3081-MOC3083 Basic logical operations and their implementation Fundamentals of Signal Integrity Features of using LM317T chips (KR142EN12A) Oscilloscope semiconductor analyzer DPO7000 oscilloscopes take complex signal analysis to the next level Rodent repeller Mosquito Repeller Охранная сигнализация Security alarm for home and shop Security system for home Security device for an apartment Errors in LM1084 documentation The world's first capacitor bank GNM0M2R60E105M in a miniature package 0,9x0,6 mm (0302 for EIA standard) The first voltage regulators from International Rectifier Tunable frequency divider Tunable zener diode Tunable voltage controlled filter Stereo Peak Detector Power supply of the avometer Ts20-01 Power electronic components from the environment Fuses Flat flyback transformers for high power high voltage circuits Suppression of noise and interference in voltage stabilizers Connecting a push-button program selection unit to a portable TV Elektronika 408D Connecting Stereo Amplifier Outputs to Multiple Loads Connecting a multi-position switch to the microcontroller Connecting electret microphones High DC Low RDS(on) HEXFET FETs Useful electronic toy Polymer Broadband Antenna Semiconductor alcohol vapor sensor MQ-303A Receiving power from the telephone line without introducing interference into it Construction of tunable analog filters on digital potentiometers Dual adjustment potentiometer Losses on the regulating resistor Losses on the regulating transistor Rule Trigger - the control circuit of the discharge compressor Preamplifiers... on tubes GHz preamplifier Converter of biopotential to frequency Pulse duration to DC voltage converter V/f converter with 160 dB dynamic range Voltage converter 12/220 V for electric motor Voltage converter 12/230 V Voltage converter for white LED White LED voltage converter Negative to positive voltage converter 1,5V Battery DC Converter Precision Sawtooth Signal Generator on a Single IC Precision frequency generator 1 Hz Precision Liquid Level Meter IVC102 Precision Integration Amplifier Precision peak detector from non-precision components Precision voltage to frequency converter Precision time standard DS32 kHz IR remote control transmitter tester Receiver for the range 0...18 MHz The use of an op-amp as a current source or load The use of an op-amp as a current source or current load Application of USB/COM adapter BM8050 together with MASTER KIT kits The use of ultracapacitors - the path to portable power supplies Application of NM9921/BM9921 (POST Card PCI) device for computer repair and testing The use of bright LEDs in the car Call signal duplication prefix Attachment to a digital voltmeter for measuring low resistances Set-top box for comfortable viewing of evening TV programs Flashing beacon with ultra-bright LED Probe for testing transistors Operational amplifier test probe Wire mounting of radio components Programmable 16-channel serial CDS Programmable 16-channel CDS with serial interface (end) Programmable Frequency Generator Programmable unijunction transistor 2N6027 (2N6028) TBU programming devices from Bourns Design of microprocessor devices Design of microprocessor devices. Part 1 Design of microprocessor devices. Part 2 Design of microprocessor devices. Part 3 Design of microprocessor devices. Part 4 Design of microprocessor devices. Part 5 Design of microprocessor devices. Part 6 Design of microprocessor devices. Part 7 player in the car A simple all-wave television antenna Simple security system The simplest power supply for auxiliary equipment The simplest oscilloscope Simple controller for brushed motor drive Simple emergency power supply for electronic clock Simple car strobe A simple power supply for a beginner radio amateur A simple sawtooth pulse generator Simple light beam interruption sensor Simple capacitance meter Simple inductance meter A simple metal detector to search for hidden wiring A simple metal detector to search for hidden wiring (MASTER KIT) A simple preamplifier for a dynamic microphone Simple Serial Information Receiver Simple Lithium Ion Battery Tester Simple schemes for signaling and lighting devices for motorists Pulsating heart FM radio microphone Radio receiver for accident indication and detection systems radio circuit Video separator Color recognizer Regulation 14 V plus Adjustable two-way amplitude limiter Voltage regulator NF278 (0-30 V, FOR) Shaft speed controller for commutator micromotors Soldering iron temperature controller Dimmer for incandescent lamps 12 V / 50 A Voltage regulators of the TPS763xx family 350W Resistors from IMS Relay-regulators Relay-regulators. Losses on the regulating transistor PACE PSR 800/900 tuner power supply repair Repair power supply tuner Pace 800/900 Samsung TV repair Repair of electronic clock on the chip K145IK1901 The smallest MOSFET transistor in a 1,0x0,6x0,43 mm package Subminiature 5І8441DB and 5І8451DB - powerful p-channel MOS transistors in a flat package LED lamp LED lamps with motion sensor Flash light connection LED - light source and detector Random color LED LED strip "running lights" LED strip running lights LED touch light LED circuits with supply voltage up to 1,5 V LED VU Meter LED voltmeter for battery LED decoder Network LED LED strobe light with adjustable delay and duration Light dependent generator Level shift for digital signals Level shifting of digital signals Dual MOSFET transistor RJK0383DPA Stereo channel selector touch switch High Power LED Network Driver Network phase sequence indicator on passive elements Fuel replenishment indicator Mains failure signaling device 220 V Water leakage alarm Gas leak detector NS453 Gas leak detector NS453 (MASTER KIT) Alarm on FM transmitter Alarm on FM transmitter Bourns Power Varistors Triac power regulator mains voltage 220 V Sinusoidal three-phase signal generator Sensor system from Elmos, which react to touch, proximity and movement Low-voltage fuse blown indicator Difficulties in driving MOS transistors Difficulties in driving MOSFETs Creation of polyphase sinusoidal signals on shift registers СР2102 - USB/UART interface converter Voltage regulator Voltage stabilizer with temperature compensation Voltage stabilizers for equipment with switching power supplies Voltage stabilizers for equipment with switching power supplies LED brightness stabilization Stabilized DC voltage sources (3,3V/0,1A; 9V/0.1A) based on ROHM microassemblies Variable Voltage Zener Diodes Windshield wiper with adjustable pause Stereo amplifier 2x22 W on HMCTDA1554 Twilight switch on lighting Twilight switch on three components Supervisor MAX6847 Black Level Recovery Circuit Scheme for selecting matched pairs of diodes Charging circuit for supercapacitors up to 7 V from a USB port Scheme for protecting equipment from increased mains voltage Current and voltage circuit protection circuit Symmetrical voltage source circuit Load shedding circuit in circuits with low voltage supply Current-to-frequency converter circuit Diagram of a simple ohmmeter of very high resistances Relay control circuit with sound and light indication DC Voltage LED Dimming Circuit Circuit for fast charging large capacity batteries Schemes of current-frequency converters on integrating amplifiers Triac test circuits Control schemes for digital devices Geiger counter IR visitor counter Counters with arbitrary division ratio Timer 1...99 seconds on the microcontroller Long time interval timer Timer with LED indication Telephone anti-piracy telephone watchman Temperature compensated proximity sensor on double comparator Thermistors for charging capacitors Thermal sensors BDExxxOG / BDFxxxOG Lithium-ion battery thermal protection on double comparator Thermoregulators for an incubator on comparators K554SA3 Thermoregulators for an incubator on comparators K554SAZ Thermal relay with light indication Thermostat ESR and low resistance tester Decimal counter tester Quartz tester Operational amplifier tester Semiconductor Tester LED Tester LAN cable tester Zener tester transistor tester Cable continuity tester and large capacities Logic element tester Battery Tester for People with Hearing and Vision Impairment Inductance Tester Thyristor voltage regulator with voltage stabilization Transistor instead of lamp Transistor anemometer Transistor switch with overload protection Transistors for power car electronics Transistors for power auto electronics UMZCH class D with built-in boost converter LM48510..7 LIN 2.0/2.1 transceivers Cracks in the soldering of electronic equipment and how to deal with them Increasing the linear mode of operation of the phototransistor Remote use of differential amplifier without power supply Remote control of pushbutton switches Audio frequency doubler RF field strength indicator Water level indicator in the tank Improving the Direct Gain Receiver on a Logic Chip Improving the Direct Gain Receiver on a Logic Chip Improved Laser Diode Surge Protection Circuit Improved op-amp driving circuit with FET transistor Improved op amp gain control circuit with FET transistor Ultrasonic Motion Detector Ultrasonic motion detector ANTIBAS ultrasonic transmitter Ultrasonic Radar Bat Ultrasonic liquid flow sensors Ultrasonic rodent and insect repeller SMR3D Ultra Precision Resistors Reducing the current pulse during short-circuit in hot-swap controllers Reducing the current pulse at KX in hot-swap controllers Reducing the temperature dependence of optocoupler parameters Reduce Noise and Power Consumption of the Safari Transceiver UMZCH class D with built-in boost converter LM48510 UMZCH on chips of the TA82xx series Frequency multiplier Universal Timers U6046B/U4047B Universal capacitance meter for electrolytic capacitors Universal power supply with safe high voltage capacitor Universal Video Multiplexer ISL59450 Universal signaling device Universal logic tester Control of two electric lamps on one cable Control of a bidirectional LED from one microcontroller input-output Control of complementary switches with time delay Controlling multiple solid state relays with a single generator Transistor control in key mode Controlling a remote device with an SPI interface via a single-wire 1-Wire communication line One button digital potentiometer control Sound Controlled LED Driver LM4970 Voltage controlled oscillator on the MC1648 chip Simplified stroboscope Class D Audio Amplifier Class AB amplifier with galvanic isolation Audio Power Amplifier DC amplifier for microammeter Value-averaging demodulator at the op-amp The device of the car radio Ural RM-293CA-1, troubleshooting and methods for their elimination Remote control device for household appliances via telephone line Device for recording telephone conversations Device for detecting photons of gamma radiation Device for testing IR remote controls Phone recorder Anti-calc device (MASTER KIT) Anti-calc device NK299 Digital Meter Fuse Protection Device The device and repair of the radiotelephone Panasonic KX-T4046 (KX-TC419BX) short distance optical communication device Dimming device for incandescent lamps 220 V / 300 W Fan control device Country pump control device LED driver Three-lamp chandelier control device A device that simulates the operation of a diode Photovoltaic insulator - a new multifunctional circuit element Photo timer with programmable logic Phototriode with an output current of 1 A Colored battery voltage indicator color music device Digital primary network - principles of construction, development trends and solutions offered by Oracle-Service LLC for testing its parameters digital voice recorder Digital voice recorder (MASTER KIT) Digital Pencil Microscope PSO1-001 Digital potentiometer DS1802 Digital engine rev counter for car Digital thermometer AD7817/AD7818 Digital Temperature Sensors W2000 Series Digital Storage Oscilloscopes Frequency meter from inexpensive components Chip resistors ERJB3 size 0805 high power FM modulator but one inverter MPY634 Wideband Analog Multiplier Broadband Antenna Amplifier Broadband video output amplifier TDA6118JF Broadband RF Signal Probe Dummy load 200 W Economic power supply mode of the electromagnetic relay Experimental ultrasonic device Aiwa TV electrical circuit diagram HD Series Electrolytic Capacitors (B3277x) Electronic circuit instead of mechanical switch Electronic circuit instead of mechanical switch Electronic fuses on reed relays Electronic ballast for fluorescent lamps Electronic ballast for fluorescent lamps Electronic humidity meter with capacitive sensor Electronic load switch Electronic LATR Electronic rotary switch Electronic threshold thermometer Electronic fuse Electronic digital rheostat DS1669 Efficient Dual Color LED Switch
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