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Free online library on electronics Free library:
Encyclopedia of electronics and electrical engineering
Books and magazines
Schematic diagrams and service manuals
Reference books
News of science and technology

Free online library on electronics Free encyclopedia of electronics and electrical engineering:
Alternative energy sources
Assemblies of amateur radio equipment
Audio equipment
Audio-fidelity and speaker volume controls
Ballasts of fluorescent lamps
Bells and audio simulators
Chargers, accumulators, galvanic cells
Citizens' Band radio
Clocks, timers, relays, load commutators
Consumer electronics
Current controllers, voltage and power regulators
Data communication
Digital equipment
Electric installation work
Electric meters
Electric motors
Electric power supply
Electrical safety, fire safety
Electrician's reference book
Electrician's tools
Electricity for beginners
Equipment protection from emergency operation, uninterrupted power supply units
Field intensity detectors
Fluorescent lamps
For a musician
For an electrician
For an inexperienced radio amateur
For radio amateur constructors
For students
Frequency synthesizers
Grounding and neutral grounding
Halogen lamps
High-frequency power amplifiers
Home, garden, farmland, hobbies
Household appliances
Indicators, detecting devices, metal detectors
Infra-red equipment
Lightning protection
Measuring equipment
Microphones, wireless microphones
Mobile communication
Portable radio stations
Power amplifiers
Power controllers, thermometers, thermostabilizers
Power supply units
QRP equipment
Radiation indicators
Radio amateur computation
Radio amateur technologies
Radio control
Radio reception
Radio stations, transceivers
Reference materials
Security and alarm system using mobile communication
Security devices and alarm systems
Sound systems
Sound-to-light units
Upgrade of radio stations
Use of microcircuit chips
Various electronic devices
Voltage stabilizers
Voltage transducers, rectifiers, inverters
Welding equipment

Free online library on electronics Useful articles and background materials:
Art of audio
Art of video
Batteries and rechargeable batteries
Big encyclopedia for children and adults
Biographies of great scientists
Children's scientific lab
Entertaining experiments in chemistry
Entertaining experiments in physics
For builders and handymans
For lovers of travel. Tips for tourists
Fundamentals of health and safety
Fundamentals of medical first aid
History of engineering, technology, objects around us
Home workshop
Industrial technology at home - simple recipes
Labor protection
Lecture notes, cheat sheets
Life of great physicists
Miracles of nature. A fascinating journey around the globe
Spectacular tricks and their solutions
Personal transport: land, water, air
Riddles, puzzles, trick questions
Scale modeling
The most important scientific discoveries
Tools and mechanisms for agriculture
Typical labor protection instructions (Job descriptions)
Visual illusions

Free online library on electronics Free magazines:
A Radio. Prakticka Elektronika magazine
Amaterske Radio magazine
Circuit Cellar magazine
Electronique et Loisirs magazine
Electronique Pratique magazine
Elektor Electronics magazine
Elektronika dla Wszystkich magazine
Elektronika Praktyczna magazine
Everyday Practical Electronics magazine
Evil Genius magazine
Funkamateur magazine
Nuts And Volts magazine
QEX magazine
QST magazine
Radiotechnika Evkonyve magazine
Servo magazine
Stereophile magazine
Радио Телевизия Електроника magazine

Free online library on electronics Free audio, video, tvs schematic diagrams and service manuals:
Popular audio
Popular car audio
Popular DVDs
Popular faxes
Popular monitors
Popular monoblocks
Popular phones
Popular TVs
Popular video cameras
Popular video recorders and video players

Avest TVs
Beko TVs
Elenberg, Cameron, Cortland domestic radio electronics
Erisson TVs
Gorizont TVs
Rainford TVs
Rekord TVs
Roadstar TVs
Rolsen TVs
Rubin TVs
Vestel TVs
Vitjaz TVs

Power supply units for TV sets and video equipment

Free online library on electronics Free mobiles schematic diagrams and service manuals:
Benq-Siemens mobiles
Eastcom mobiles
Ericsson mobiles
Fly Bird mobiles
LG mobiles
Maxon mobiles
Mitsubishi mobiles
Motorola mobiles
Nokia mobiles
Panasonic mobiles
Pantech mobiles
Samsung mobiles
Sharp mobiles
Siemens mobiles
Sony-Ericsson mobiles
TCL mobiles
Voxtel mobiles

Free online library on electronics Free household appliances schematic diagrams and service manuals:
Beko household appliances
Braun household appliances
Candy household appliances
Elenberg household appliances
Elica household appliances
Gorenje household appliances
Hansa household appliances
Merloni household appliances
SEB household appliances
Snaige household appliances
Stinol household appliances
Universal household appliances
Whirpool household appliances

Free online library on electronics Free electric tools schematic diagrams and service manuals:
Bocsh electric tools
Makita electric tools

Free online library on electronics Free electric tools schematic diagrams and service manuals:
Bocsh electric tools
Makita electric tools

Free online library on electronics Free reference books:
Collection of dumps
Correspondence of models and chassis
Horizontal-output transformers by HR company
Horizontal-output transformers by Konig company
Integrated circuits, microcontrollers and transistors
Mechanisms of audio and video equipment
Radio components by Atmel
Radio components by Cirrus Logic
Radio components by Maxim
Radio components by Microchip
Radio components by Mitsubishi
Radio components by Motorola
Radio components by National Semiconductor
Radio components by Panasonic
Radio components by Philips
Radio components by Rohm
Radio components by Samsung
Radio components by Sharp
Radio components by Sony
Radio components by Toshiba
Remote controls for TV sets and monoblocks

News of science and technology




Order of schematic diagrams and service manuals Order of diagrams

Schematic diagrams to order:
World air conditioners
World audio
World car audio
World DVDs
World faxes
World fridges
World microwave ovens
World monitors
World monoblocks
World phones
World photo cameras
World projectors
World TVs
World video cameras
World video recorders
World washing machines

Have fun! Have fun!
Assembling the Rubik's Cube
Did you know?
Entertaining experiments at home
Funny puzzles
Interactive flash games
Optical illusions
Spectacular tricks and their solutions


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Free online library on electronics

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Free online library on electronics Free online library on electronics, Free encyclopedia of electronics and electrical engineering

All articles of the Free encyclopedia of electronics and electrical engineering are listed in alphabetical order. For automatic translation of articles into your native language, please use Translate it! form in the top left corner of the page.



Television. Articles with illustrations and detailed explanations:

2500-257 MHz to 470-670 MHz Converter with balanced input

38 MHz Intermediate Frequency Power Amplifier

6.5 MHz IF to 5.5 MHz IF Converter

8 mm video cameras. Distinctive features of formats, device, mechanism, repair

A device for checking and restoring picture tubes

A device for checking kinescopes in the Electronic Magnifier mode

A device for reconstructing picture tubes

A device for testing horizontal scanning

A simple block of anti-advertising

A simple broadband antenna

A simple converter for receiving television MMDS 2.5-2.7 GHz

A simple extension for the remote control

A simple switching Vage converter for the TV's power supply

A simple television antenna

A simple way to increase the number of received programs

About connecting the Dreamcast video console

About the difficulties of upgrading TVs

Accept stereo sound

Active TV splitter

Active TV-signal divider - from the passive

Amplifier Circuit Design

Answers to questions about the designs of MMDS converters

Antenna Amplifier (1)

Antenna Amplifier (2)

Antenna Amplifier (3)

Antenna orientation device

Audio Mixer for a Camcorder

Audio transmission over the IR channel

Audio-video distributor

Automatic bass-video input of the TV

Automatic Signal Switch

Automatic switch of television inputs

Automatic turning on the TV

Block of video heads: characteristics, features of operation and repair

Broadband Power Amplifier for Television Broadcasting

Cable TV mini-network

Chips for the device Frame in frame

Connecting four joysticks to the video console

Converter console audio channel from CCIR and back

Converter for receiving satellite television

CTV Converter

Dendy is a generator of test television signals. New version

Dendy Joystick - Remote Controller

Dendy: selection, operation, repair

Descrambler of the coded TV channel

Device for extending the life of picture tubes

Device for lowering the volume of the sound during advertising

Digital Advertising Dispenser

Directional Coupler

Eco-friendly TV

Eliminating interference from computer TV tuners in cable television networks

Eliminating slippage of passicans in video recorders

Ensuring reliable operation of imported TVs in standby mode

Expansion of the frequency range of the UHF prefix

Expansion of the TV frequency range for receiving broadcasts over cable networks

Features of circuit design of 16-bit consoles

FM transmitter for video and audio low-frequency signals

Help the monitor

High-quality intermediate frequency sound Amplifier

How the TV (sweep) works

How to connect a joystick from a game console to a computer

How to expand the capabilities of the joystick

How to increase the service life of the kinescope

How to rebuild the sound in a video recorder to another standard

How to wash the cleaning roller

IF sound converter for TV

Image enhancement in the old TV

Image path for a miniature TV

Indoor Antenna Signal 1-12

Instant repair of the remote control buttons

Interactive Timer

Interchangeability of TV channel selectors

International TV Standards

Long-Range Television

Matching exponential transformer for satellite receivers

Method of measuring the Vage of the kinescope glow

Miniature TV

Modern selectors of TV channels with frequency synthesis

Multifunctional interactive cable television systems

Multi-room Video Audio System

New features of the old TV with a remote control system

Operating the HT-1000 and HT-2000 receivers with dual-band converters

Optional RC console for satellite receiver

Panoramic TV View

Parabolic antennas for СTV

PlayStation: development history

Power supply and electric drive systems of modern camcorders - troubleshooting, repair

Power supply of foreign TVs

Prefix for receiving TV programs in cable sub-bands

Prefix for receiving UHF

PS one: operation and repair

PS one: schematic diagram

Pseudo stereo mode on the TV

Quasi-Parallel Channel - pure sound block

Raspayka (pinout) of the S-Video connector

Refinement of the generator Electronics GIS-02T

Refinement of the SEGA joystick

Remote control extension

Remote switching of television programs

Repair DVB-T2 tuner Globo GL50

Repair of TVs with defects in memory chips

Repair of video recorders and video players. The mechanism in the apparatus of the company SHARP

Repair Sega Mega Drive-2

Repetitive failure of the GRUNDIG-GR1450 TV

Satellite Tuner Radio Extender

Satellite TV signal spreaders

Second TV screen

Service modes of the mechanism type Z of PANASONIC VCRs, device and repair


Simple antenna and UHF converter

Simple devices for video equipment

Smooth switching on of the kinescope glow

Soft contactless switching device of the kinescope

Solar activity and ultra-long-range television reception

SONY PLAYSTATION - repair of the adaptation block

SONY PLAYSTATION, or circuit design features of 32-bit video consoles

SONY PLAYSTATION, or Circuitry 32-bit video consoles. Module for watching a video CD

SONY PLAYSTATION. Color without problems

Sound in television

SWA Antenna Amplifiers

Switches of video and audio signals on chips

Switching Power Supply on STR-S6307 Chip

TDA4565 Chip Corrector

Teletext system

Televisions with digital processing and control. Methods of adjustment, repair

Testing line scan at low power Vage

Tetra antenna

The NT-2000 and НTV-1000 receivers work as radio receivers

The simplest television converter MMDS to UHF

The TV is switched on and off by a VCR

Third generation video consoles Sega Mega Drive-II

Timer to turn off the game console

Trunk Amplifier for a TV receiver

TV decoder

TV Off Timer

TV Power Management

TV Projector

TV remote controls the chandelier

TV Signal Dividers

TV Timer

TV Transmitter

TV Transmitter on Your Own

TVs on LCD panels

Two antennas on one cable

Two microwave inputs at the receivers NTV-2000 and HTV-1000

Two-standard block of pure sound

Vastelek Micro-TV

VCR features when recording high-quality sound, maintenance and repair

VCR prefix

Video and Audio Splitters

Video clock regenerators

Video power distributors

Video Program Transmitter Without Wires

Video Signal Monitoring Device

Video Signal Transmitter

Video Splitter

Video Transmitter

Watching TV with your family

What's inside the SEGA MEGA KEY?

When the volume control is not available

Wired remote control with an increase in the number of received channels

Wiring a SCART connector