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FREE TECH LIBRARY
Below, in alphabetical order, are the titles of articles published in the journal. Help for a radio amateur from 1956 to 1992. To find out which issue of the magazine Help for a radio amateur published this or that article, use article archive search. 10 transistor circuits RC oscillator with linear frequency reading Automatic Running Lights Light switcher Automatic switch for signal lighting of masts photo printing machine Christmas tree illumination machine Caller Light effects machine Automatic lighting effects on PROM Automation in sports games Automatic DC Voltmeter TV circuit breaker Automatic telegraph message sensor Automatic HF Converter Automatic switch Automatic program switch Automatic dimmer Automatic telegraph key Automatic telegraph key with adjustable dash duration Automatic photo exposure meter Automatic electronic digital thermometer Automatic electronic tour guide Automatic non-contact switching device Automatic non-contact device for limiting the open-circuit voltage of a welding transformer Automatic charger Automatic battery charger Automatic recording level control Automatic outdoor lighting control Automatic filmoscope control Automatic control of the electric pump Automatic battery charger and recovery device Automatic color music device Automotive stroboscopic devices STB-1 and Auto-spark car receiver car radio car stereo amplifier car tester Car Transistor Radio Spring Hitchhiking for tape recorders on photodiodes Hitchhiking tape recorders Active shortwave antenna Active RC filters Active probes with low input capacitance Active probe for oscilloscope Analog frequency meter with automatic range selection Anodizing aluminum parts DCV Antenna Antenna amplifier UHF Aperiodic high-frequency amplifier in radiol Rigodna Battery dosimeter Battery lamp volt/ohmmeter Battery receiver 1-V-1 Battery Superheterodyne Battery VHF receiver running lights Running lights on the IC Running lights on transistors Running lights on a three-phase multivibrator Running lights with advanced features Chokeless power supply for fluorescent lamps Endless cassette Contactless ignition system Non-contact switching device Non-contact time relay with current regulator Contactless hitchhiking for cassette recorder Non-contact voltage detector in a helmet Transformerless low frequency amplifiers Transformerless low-frequency amplifiers based on transistors Beta-gamma radiometer on crystal instruments Display unit of digital frequency meter RTTY Signal Processing Unit Block of RAM for 4096 bits Power supply for amateur radio devices Combined radio control unit SSB signal generation unit The block of formation of signs on the oscilloscope screen Electronic ignition unit on a thyristor for a car High reliability electronic ignition unit Touch control alarm clock Automatic charger option Moisture meters for bulk materials Exciter SSB VHF wavemeter Voltmeter with field effect transistors Voltmeter-indicator of the onboard network of the car Volt-ohmmeter on field-effect transistors Eight-band stereo equalizer Eight digit dynamic display oscilloscope input dividers Switch instead of ... generator High quality stereo amplifier High quality stereo bass amplifier High quality transistorized bass amplifier High quality three-way loudspeaker High-quality universal amplifier for household two-track tape recorders High quality amplifier High quality low frequency amplifier High quality bass amplifier High quality 50W bass amplifier High-quality low-frequency amplifier on silicon transistors High quality economical power amplifier High quality turntable High impedance small loudspeaker High Stability Single Vibrator High frequency block High-frequency unit of a portable transistor radio receiver High sensitivity locator The output optical device of the color and music installation Output stages of a wideband oscilloscope Pulse generator on digital microcircuits Quartz stabilized pulse generator Infra-low frequency generator for illuminations and Christmas tree lighting Test Signal Generator for Adjusting Color TVs Test Signal Generator for Adjusting Color TVs (optional) TV Test Signal Generator Sweep generator Generator Chicken Trapezoidal voltage generator Low frequency generator LF generator Sawtooth voltage generator Mesh field generator PAL Signal Generator Rainbow Fixed Frequency Signal Generator Helical sweep generator TV test signal generator TV test signal generator Generators - sound simulators Pulse generators on digital microcircuits (review) Fast Recovery Pulse Generators Generators on the chip K122UN1 Stable microcurrent generators based on silicon bipolar transistors Hybrid integrated circuits of the K237 series city radio Graphic generator with digital frequency display Group radiators for sound reproduction Two transformerless transistor amplifiers Two transistor testers Two power supplies Two car enthusiast devices Two IC devices for switching light sources Two simple motor protection schemes Bipolar power supply Two-channel and four-channel transistor switches Two-channel bass amplifier Two-channel bass amplifier with reverb Dual Beam Oscilloscope Push-Pull LF Amplifier Push-Pull Transistor Power Amplifier PAL coded decoder Frequency dividers on microcircuits Polyphonic EMP Frequency Divider Demo Oscilloscope Ten-command radio control equipment for models Children's electronic machine ADE-2 Decoders on K155REZ chips Range 160 m in transceiver Dynamic model of pn junction Disc switch Range dial Remote switching PTC TV remote control Remote wood moisture meter For the Christmas tree Another improvement to the garland switch Once again about the multifunctional lighting effects machine More about calendar watches Once again about electronic clocks on micropower integrated circuits Charger Automatic charger Charger-discharger for storage batteries Braked electric motors in automation devices Bipolar load protection Power supply protection Protection of three-phase motors Color kinescope protection Protection of electrical measuring instruments against overloads Sound generator and stereo generator Transistor sound generator Sound generator set-top box Audible indicator of the direction indicator sound switch Sound signaling device of limit modes of the car Sound film - on the film projector Rus Sound reproducing installation Zigzag Antennas University game game who is first sea hunter game PCB manufacturing Radio Noise Figure Measurement Moisture meters with capacitive sensors Q-meter SWR and power meter in the HF antenna feeder THD meter Pulse meter Human reaction rate meter Frequency response meter Semiconductor measuring instruments measuring bridge Pulse devices on digital ICs Humidity indicator Radiation hazard indicator Brake fluid level indicator Magnetic field indicators Indicators of electric fields and charges TV program display Inertial trigger protection in voltage stabilizer Integrated voltage comparators Information table Ionic layout for assembly training Semiconductor triode testers Low Power Transistor Tester Transistor tester Power supply for microcircuits Power supply for micropower integrated circuit devices Power supplies for low power radios Power supplies for transistor receivers Sources of stable current and their application in radio equipment To the article Four-channel stereo amplifier with speakers How to use the characteristics of vacuum tubes How to buy books on radio engineering? How to make a TV antenna How to make an electric guitar Pocket flash Pocket transmitters with self-modulation TsS-2 and TsS-3 pocket radios Pocket HF-MW receiver Direct Gain Pocket Receiver Pocket radio Pocket radio Vesna-2 Vostok-1 Pocket Radio Pocket radio with four transistors Pocket Digital Frequency Counter Pocket chess timer for blitz Cascode input stage in a tape amplifier Coils with armored cores in receivers HF converters Quad Amplifier Quasi-telephone intercom Crystal oscillators Quartz calibrator and mixer bridge KVN-49-4 on 43LK9B cybernetic guesser Morse code keyboard sensor TTY Keypad Sensor Push button switch for household tape recorder Combination lock Combination lock with capacitive memory Code lock with step finder Combined power supply Combined Meter Combined Christmas tree garland switch Combined digital instrument traveling wave commutator Set of measuring instruments Set of electronic measuring instruments Ob-72 Analog signal compressor Compressor to SDU Converter for 144-146 MHz Primorets Pocket Receiver Variable Capacitor Condenser Ignition System Capacitor ultra-long time delay relay Capacitors. Classification Capacitors. Capacitor parameters Capacitors. Conventional notation system Designs of young radio amateurs Phase monitoring in a three-phase network Control Receiver for Competition Fox Hunting Radio amateur copy machine shortwave converter Shortwave transmitter of the first category shortwave receiver Shortwave transistor radio Red, green or blue? Brief characteristics and designations of capacitors Who quickly? Laboratory stabilized power supply Tube transistor stereo bass amplifier Tube-transistor amplifier for stereo telephones Tube bass amplifier from affordable parts The tape drive mechanism of an amateur tape recorder Leslie prefix Amateur radio station on 144-146 MHz with universal power supply Amateur subscriber loudspeakers for three programs Amateur transistor receivers Amateur avometer and universal voltmeter Amateur shortwave converter Amateur shortwave radio Amateur polyphonic electric musical instrument Amateur portable tape recorder 160 m amateur radio Amateur superheterodyne Amateur TV on kinescope 47LKSh Amateur echo sounder Search Rural amateur radio tape recorder Tape recorder-dictaphone MD-72AA Tape reverb Tape reverb on transistors Magnetoelectric guitar adapter Small speaker system Small chess clock Small size variable ceramic capacitor small oscilloscope Small-sized radiation hazard signaling device with light indication Compact stereo amplifier for an amateur radio complex Small size superheterodyne radio receiver Small TV Integral Small tester Small-sized frequency meter Small-sized frequency counter (option) Small Examiner Metal pipe and cable detector Thyristor control methods and devices Microcircuits of the K224 series for radio receiving equipment Chips of the K224 series for TVs Microfaradometer Protected milliammeter Miniature receiver on the K157UD2 chip Miniature tester with probe Miniature digital voltmeter Multichannel intercom Multiband amplifying systems Multirange ohmmeter of increased accuracy Multifunctional electronic watch with dynamic indication Multifunctional avometer Multifunctional light effects machine Modernization of the radio receiver Record-53 Monitor for monitoring the linearity of the transmitter amplifier DC bridge Bridge Protection Powerful laboratory power supplies Powerful stabilized power supply Powerful transistorized bass amplifier Powerful amplifier for tape recorder Musical call machine Music signaling device for electronic devices Music-call Based on telephones Setting up low frequency amplifiers winding machines winding machine Desktop digital clock with alarm device Tuning superheterodyne receivers using GKCh Some recommendations Several basic options for using the operational amplifier K140UD1B (KUD401B) Low voltage stable current generators Low-frequency amplifiers on integrated circuits New about the theremin New semiconductor rectifier diodes and zener diodes New semiconductor diodes New developments of digital ICs of wide application New types of radio tubes and their applications New transistors New photorelays on semiconductors Nota-304 - stereo set-top box About replacing diodes and transistors On the replacement of transistors On the design and configuration of the thyristor ignition system About the work of the Radiotechnical Consultation of the Central Committee of the USSR named after E.T. Krenkel Class equipment for studying the telegraph alphabet learning machine Volumetric light and music installation Volumetric color and music installation Harmony Single-band shortwave superheterodyne with economical power supply Single-phase capacitor motors LF final amplifier Organic glass coloring High accuracy ohmmeter Ohmmeter with linear scale DC op amp Optical phone Optoelectronic devices Optocoupler electronic ignition sensor for car Zhiguli fox weapon Basic information about some products of the electronic industry that are not included in the directories Features of the speaker head in acoustic design Oscilloscope with sweep generator security device Security device of the car with disconnection of mass Car security device High Efficiency Parallel Voltage Regulator Passive COP filters for rewriting Intercom Intercom with automatic call intercom Transmitter for 144-146 MHz Alteration of the Record-12 TV to color Dubbing on a tape recorder Yauza-5 Broadcast receiver band switches Herringbone garland switch Garland switch on MTX-90 lamps Festoon switch with diode decoder Christmas tree light switch Christmas tree switch Christmas tree garlands switch based on K155RU2 Christmas tree garland switch on the stepper finder Light Effect Switch Portable radiogram Portable transistor radio Portable receiver Portable radiometer Portable table for training radio operators Portable bass amplifier AC power for battery receivers Flash lamp power supply from the mains Power supply for fluorescent lamps Improving the reliability of the line scanner Increasing the accuracy of exposure meters and exposure meters Suppression of harmonics in the antenna feeder device of HF transmitters Connecting decimeter selectors to black and white TVs Connecting microcomputer BK0010 to unified color TVs FETs Semi-automatic printing Semi-automatic photo printing Semi-automatic photo timer Semiconductor diodes and triodes semiconductor diodes. Varicaps semiconductor diodes. Rectifier blocks and assemblies semiconductor diodes. Rectifier Diodes semiconductor diodes. Rectifier poles semiconductor diodes. Microwave Diodes semiconductor diodes. Zener diodes and stabistors semiconductor diodes. Tunnel and Reversed Diodes semiconductor diodes. Universal and pulse diodes Semiconductor non-linear resistors Semiconductor LEDs and LED Matrices Semiconductor Voltage Stabilizers Solid State Voltage Regulator Obtaining high-quality sound from radio receivers and amplifying devices Portable tape recorder Portable radiogramophone Portable superheterodyne Portable transistor tape recorder Portable digital multimeter Construction of bipolar voltage stabilizers at the op-amp Why didn't the screen light up? Pre-amplifiers low-frequency transistors Pre-stereo amplifier Converter on two transistors Single transistor converter Voltage transformer Converter with voltage regulator Converter of digital signals to binary code for a seven-segment indicator Variable frequency electrical circuit breaker Device for photo printing type PBF-1 Device for automatic training of accumulators Piano Visual Tuner Device for measuring low-frequency parameters of transistors Device for measuring the parameters of field-effect transistors Device for measuring the parameters of semiconductor devices Transistor Tester Steel wire diameter gauge TV tuner Device for detecting industrial radio interference Device for detecting short-circuited turns in coils Device for determining the polarity of the windings Device for determining the paths of wires Device for finding pairs of ends of wires POPKP-1 Troubleshooter Transistor tester Rope tester A device for accurately setting the frequency of the generator A device for setting the bias current in a tape recorder Level instruments Equipment for sports referees Devices for ergonomic research Receiver for fox hunting at 3,5 MHz Receiver for searching for sources of interference 3,5 MHz Fox Hunting Competition Receiver Receiver on two chips Operational amplifier receiver Semiconductor triode receiver Beginner receiver Direct Conversion Receiver Receiver direct amplification Extended Band Receiver pen receiver Transistor receivers with electronic tuning Receiving television antennas Using multivibrators to measure capacitance Application of operational amplifiers Application of optocoupler for electronic ignition Application of chemotronic elements in electronic circuits Solders and fluxes Prefix - tone control Prefix for connecting the radio station to the PBX Prefix for receiving telegraph and single-sideband signals Prefix for testing quartz resonators Prefix to the avometer for measuring the parameters of transistors Attachment to a soldering iron with automatic power switching Attachment to the TT-1 instrument for measuring C and R TV set-top box for receiving VHF-FM broadcasting stations Prefix with RC filters Attachment-machine to the charger Attachments for telephones Prefixes for electric musical instruments Probe-indicator Field indicator probe Checking radio elements with an ohmmeter Programmer for microcircuits K556RE4 Programmer for K155REZ chip PROM programmer with UV erasure Programmable jukebox Programmable color synthesizer Software control device on transistors Industrial loudspeakers and microphones Simple radio control equipment A simple shortwave prefix on transistors The simplest L and C meters Simple and accurate timing relay Simple time relay simple light board Simple Device Running Lights Simple circuit breaker Simple automatic switch Simple broadcast radio receiver Simple Power Transistor Tester Simple transistor tester A simple PDA-based tuning capacitor Simple shortwave converter Simple amateur converter Simple tape recorder Simple small loudspeaker Simple low-power power supply A simple receiver for fox hunting competitions. antenna device A simple receiver for fox hunting competitions. Mounting and details of the receiver A simple receiver for fox hunting competitions. Setting up and configuring the receiver A simple receiver for fox hunting competitions. Scheme An easy way to protect An easy way to dub an amateur 8mm movie Simple stereo amplifier Simple stereo amplifier Simple superheterodyne simple timer Simple thermostat Simple 160m transceiver Simple trainer Simple three-program loudspeaker Simple ultrasonic generator Simple bass amplifier Simple Examiner Simple quasi-sensor switches Simple devices on logic elements Simple chess clock Simple electronic clock Pseudoquadraphonic amplifier radioactive flow meter Broadcast receiver of the second class from factory parts Radiola Express-56 Ham radio drill Amateur radio technology (according to Radio magazine) Amateur radio photoelectronic devices Radio Fairy Tale Radio station on 28 MHz Radio station on 28-29,7 MHz Beginner VHF radio station Radio unit RTU-50 Radio-electronic devices for agriculture Calculation of output transformers Calculation and conversion of inductors Calculation of inductors on a microcalculator Calculation of inductors with carbonyl armored cores of the SB-a type Calculation of a multi-winding ferroresonant stabilizer Expanding the Performance of the Electric Guitar Expanding the functionality of the multimeter VR-11 RBM - amateur transceiver Speed control of DC micromotors Superheterodyne receiver adjustment Aquarium water temperature controller Voltage regulator for car Zaporozhets Tone control with variable knee frequencies Fine-tuned gain control Tone controls Resistors. Classification Resistors. Resistors parameters Resistors. Conventional notation system Relaxation RL generator Automatic phase control relay Time relay Timing relay for windscreen wiper Time relay for photo printing Time relay on two transistors Time relay on one transistor Time relay on optoelectronic devices Time relay on semiconductors Time relay on thyratrons Time relay on thyratron МТХ-90 Time relay on thyratron TG-1B Time relay on transistors Transistor time relay Time relay on an electronic lamp Fixed time relay Phase control relay Thyristor speed relay Christmas tree garland relay switch Relay switch kind of tape recorder works Relay voltage regulator for powering digital ICs Relay-voltage regulators Homemade coils for amateur receivers Homemade small loudspeakers Homemade electronic flash lamps Homemade power supply Homemade loudspeaker based on the DEMSh-1 capsule Homemade drilling machine Light board for indication of time and temperature LEDs and their applications Light dynamic installation to the radio receiver Light and music installation Yalkyn Light and music running lights Light and music electronic bell Light filters in black and white television Dual Variable Capacitor Pack based on PDA Dual bipolar power supply SDU - automatic lighting effects Automated secretary Rural four-program radio point Sensory two-tone siren Touch control in Alpinist-418 Touch screen TV selector Touch light switch Network VHF set-top box for broadcast radio Network receiver 1-V-1 Signal generators on semiconductor devices Oil pressure warning light Noise level alarm in the room Noise alarm Symmetrical current controlled low frequency amplifier Synchronizer for movie projector Synchronized tape recorder for amateur cinema Semiconductor Classification System Tracking sweep of an oscilloscope for the study of non-stationary dynamic processes Hearing Aids Tips for fans of long-distance TV reception Methods for measuring electrical quantities in digital devices Medium Wave Direct Gain Receiver Stabilizer from a laboratory autotransformer Bipolar power supply voltage stabilizer with overload protection Voltage stabilizer for photographic enlarger The current stabilizer of the color kinescope 61LK5Ts TV Temp Ts-280 Voltage and current stabilizers on ICs Stabilized ignition unit Stabilized power supply Stabilized rectifier with overload and short circuit protection Stabilized voltage regulated rectifier Stabilized power supply Stabilized multi-channel secondary power supply Stable time relay on a field-effect transistor Fixed direct amplification radio receiver Windshield wiper with adjustable operating mode Wiper-automatic Stereo phones based on 1-GD-28 stereo tape recorder Stereo preamplifier Stereo tuner amplifier stereo amplifier Stereo audio amplifier Stereo woofer amplifier Superheterodyne on two chips Superheterodyne with increased sensitivity Superheterodyne receiver TsS-4 Scheme for protecting consumers of electricity from overload Circuitry for pocket radios Counting decade with digital display Pulse counter Pulse counter with dynamic display Multiplication table TV set-top box modulator Telegraph key on chips Telegraph key with selective memory Timbre-forming devices for electric guitar using non-linear distortions Strain Gauge Amplifier Thermal protection of electric motors Thermometer digital Digital IC Tester Tester-calibrator Technological tips for the manufacture and orientation of a television antenna Thyristor ignition systems for automotive engines Thyristor start of heaters Thyristor combination lock Thyristor string switch Thyristors Brake device for tape recorder Accurate photosensor transistor radio Transistor time relay with long delay Transistor generators with Q-multipliers Transistor Ham Radio Modules Transistor exciter with electronic tuning Transistor voltmeter Transistor generator of a single rectangular pulse Transistor two-band bass amplifier Transistor millivoltmeter Transistor milliluxmeter Transistor transmitter at 144-146 MHz Transistor radio Transistor stereo amplifier Transistors Transistors in network TV Transceiver with panoramic indicator Transceiver with digital scale DL-79 Transformer in the meter Radiotelegraph operator simulator Three channel stereo amplifier Three-way stereo amplifier (options) Three-Way Stereo Amplifier and the Problem of Loudspeaker Design with Linear Phase Characteristics Three-way stereophonic amplifying complex Credo Three-band amplifier for high quality sound reproduction Three-digit random number generator Three-phase Christmas tree garland switch Three voltages from one Krona Smitter-coupled flip-flop Triggers on dinistors with a counting input Narrowband antenna amplifier with variable frequency response Transistor TV nodes UHF transistor receiver VHF converters VHF receiver on 144-146 MHz VHF FM receiver VHF FM prefix Ultrasonic device for testing the strength of concrete products VHF amateur radio antennas Universal bedside table for TVs, radios and tape recorders Universal charger for small batteries Universal devices for learning and knowledge control Universal electronic watch Universal voltmeter Universal stereo amplifier input Universal Generator Universal generator on IC Universal heterodyne resonance indicator Universal XNUMX-channel bass preamplifier Universal demo tracer Universal Measuring Instrument Universal measuring device for radio amateurs based on avometer TT-1 Universal small-sized examiner Universal power regulator Universal radio amateur machine Universal transistor amplifier Universal curve tracer Simplified version of the antenna filter for shortwave amateur transmitters Simplified calculation of power transformers and autotransformers Low Frequency Amplifiers Low frequency transistor amplifiers Audio frequency amplifier with increased damping property Correction amplifier Amplifier KB radio power amplifier Power amplifier without dynamic distortion LF power amplifier Power amplifier with push-pull input Power Amplifier with Improved Harmonic Spectrum and THD Issues transistor amplifier Low Frequency Amplifier for Pocket Radio Low Frequency Amplifier for Musical Instruments 50 W low frequency transistor amplifier Low frequency amplifier of a modern radio complex LF amplifier Bass amplifier for an ensemble of electric musical instruments Bass amplifier for transistor turntable 130 W bass amplifier Bass amplifier on transistors for portable radios IF amplifier based on micromodules Amplifier-switching device with touch control Symbols in diagrams Improving the capacitor ignition system Improvement of the tape recorder Rostov-105-Stereo Improvement of the R250M radio receiver Improvement of Radio Engineering-020-stereo Improvement of the six-phase garland switch Improvement of the electronic voltage regulator Advanced electronic ignition system Improved color block for Rubin-401-1 and Electron-701 TVs Setting for high-quality sound reproduction Troubleshooting in electronic relays of turn indicators of cars Troubleshooting simple radios Frequency shifters on electromechanical converters Automatic voltage polarity detection device Device for automatic search of phonograms Wireless remote control device Device for automatic control of a tape recorder Device for sounding filmstrips Device for controlling thyristor converters Day display device Battery monitoring device Burglar alarm device Electric guitar spectrum conversion device Alarm device The device of the signaling of malfunction of lamps of indexes of turn and brake light Telecontrol device Wiper control device Control device, car windscreen wiper Zaporozhets Electronic ignition device Electronic ignition device for motorcycle Java-350 Educational and visual aids on lamps with a cold cathode Impulse Technique Tutorials Training radio Phase method for calculating crossover filters for acoustic systems Phasemeter and its application Phase frequency tuning indicator Ferro-resonant stabilizer with compensation capacitor Signal Conditioner for Stringed Musical Instrument Photo head on semiconductor devices photorelay Photorelay on semiconductor devices Photo exposure meter and time delay relay Photo exposure meter with dimmer Photo exposure meter for photo printing Transistor photoelectric sensor Photoelectric device for automatic sorting of products Photoelectric relay for lighting control function generator Functional LF sweep generator Characterograph and work with it Characteristics and application of the amplifier stage with negative feedback on transistors of various conductivity Color music prefix Color-musical prefix on thyristors Color and music installation Color and music setting Rhythm color music device Garland color and music switch Digital bicycle speedometer digital measuring instrument Digital multimeter Digital multimeter (options) digital reverb Digital synthesis of the musical scale Digital Synchronizer for Cinema Projector Digital Synchronizer for Film Sounding Bicycle digital speedometer Digital timer Digital Photo Timer Digital thermometer Digital thermometer with automatic temperature control Digital thyristor stopwatch-pulse counter digital exposure meter Digital integrated circuits and their foreign analogues Digital frequency counter-multimeter Frequency meter Frequency meter - transceiver scale on microcircuits Frequency meter on an integrated circuit Radio amateur drawing stencils Four-channel equipment for radio control of models Four-channel stereo amplifier with speakers Number-pulse generator Sensitive volt/ohmmeter Touch control chess clock Six-phase garland switch Six element antenna with amplifier Wide range square wave generator Wide Range Function Generator Broadband Low Noise Antenna Amplifier Dolby squelch Examiner Examiner-tutor Forced idle economizer for car Zhiguli Economic transistor horizontal block Exposure meter for printing photos The electrical part of the tape recorder with a reverberation unit Electric light boards electric knife Electric guitar Electromagnetic pickups for stringed instruments Electromagnetic clutches for a tape recorder Electromagnetic device for detecting short-circuited turns in coils Electromusical device Electromusical bell Electronics for sportloto Electronic contactless ignition system for cars Tic-tac-toe electronic game Electronic pulse machine for magnetizing and demagnetizing permanent magnets Electronic Small Exam Machine Electronic ignition system Electronic swivel control system KB antenna Multiplication spreadsheet Electronic time relay with composite transistor Electronic turn signal relay with audible indication Electronic control of the petrol heater Electronic Christmas tree device electron beam oscilloscope Electronic turn signal interrupters Electronic devices for photography Electronic ignition systems for cars Electronic devices for car Electronic digital chess clock Electronic digital chess clock on microcircuits Electronic clock - from the details of the radio designer Digital clock for color photography Electronic clock on IC Electronic clock on the IC MOS structure Electronic clock on micropower integrated circuits Electronic clock on microcircuits Electronic clock on microcircuits without a decoder Electronic clock with liquid crystal display Electronic clock with indication on IV-22 Electronic clock with calendar and alarm clock Electronic clock with RAM register Electronic clock with synchronizer Electronic clock-thermometer Electronic windshield wiper for car Zhiguli Electronic autoguard Electronic unit for cars Electronic block of musical effects Electronic vibrator for electric guitar Electronic fox transmitter manager Electronic code key Electronic cube with gas discharge indicators Electronic Cube with LEDs Electronic music bell Electronic oscilloscope Electronic turn signal interrupter Electronic instrument for measuring the cross-sectional area of chemical fibers Electronic volume control Electronic voltage regulator Electronic voltage regulator in a car Electronic voltage regulator for car Zhiguli Electronic tone control Electronic battery charging indicator Electronic level switch Electronic Nightingale Electronic tape consumption meter Electronic timer Electronic tachometer Electronic hardness tester Electronic cyclist simulator Electronic turn signal for car Electronic examiner Electronic examiner-tutor Electroorgan Electric drive of a high-quality player with touch control Electrostrain gauge Cells and accumulators intended for power supply of small-sized radio-electronic equipment Elements of digital technology Efficient zigzag antennas Efficient speech compressor Echo sounder Yauza-212 - stereo tape recorder
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