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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.

Sound-to-light units

Sound-to-light units

Sound-to-light units. Articles with illustrations and detailed explanations:

10-channel traveling lights

7-channel LED SDU

A simple color organ prefix on thyristors

A simple strobe light with two emitters

A simple three-channel color organ prefix

A small heart on LEDs

Accompany light

Acoustic sensor for Christmas tree lights

Adjustable flash lamp

Animated pictures on the LED matrix

Another strobe

Automatic for the formation of light effects

Automatic light image

Automatic lighting effects on the PROM

Automatic lighting effects with four modes of operation

Automatic switch LED

Automatic switching of LED garlands

Auto-reversing running lights

CDS to the melodic signaling device

Christmas lights

Christmas tree lights switches

Christmas tree lights with flashing LEDs

Christmas tree switch

Christmas-tree decoration Asterisk New Year's electronic 5-beam with microprocessor control

Color Music Lighting

Color Music Unit with Phono-Pulse Control

Color organ device on fluorescent lamps

Color organ installation

Color organ installation using active filters on transistors

Color organ installation with a number of impulse control of triristors

Color organ prefix

Color organ with two-step brightness control

Coloring of the balloons

Compact color compact device

Compressor signal on the operational Amplifier

Compressor to light organ device

Concert strobe

Control screen for light-dynamic installation

Controllers for switching the lights on the Z8 microcontroller

Dimensional lights of aliens

Empowering the light-dynamic installation

Flasher photo

Four-channel stroboscope

Frequency filter of the color music device

Garland Gaming Lights

Garland on lamp and semiconductor indicators

Garland on the flashing LEDs

Garland with a smooth change in brightness

Heap LED switch on two chips

Holiday garlands

Installing Falling Snow

Installing lamps in a color music device

Jukebox for the New Year Tree

LED beacons

LED device Flashing lights

LED device Snowflake

LED device Sun

LED flashing

LED line of running lights

LED Running Lights

LED string switch

Light Acoustic Installations

Light effects automatons with randomly turning on lamps

Light hedgehog

Light organ installation Gem-128

Light organ installation on triacs

Light organ installation Svetlana

Mini color music

Musical Garlands

Musical play of light

Musical Toy Svetofon

New Year's Eve

Owl eyes

Power Amplifier for light-dynamic installation

Power control for a soldering iron - automatic light illumination

Pre-amplifier for color music

Prefix Color sound

Programmable switch of the garlands

Quick LED light (version 1)

Quick LED light (version 2)

Quick LED lights (version 3)

Running fire with 10 LEDs

Running lights on a four-phase multivibrator

Running lights on a three-phase multivibrator

Setting laser effects

Simple color organ prefix

Solar Beacon

Strobe for disco

Stroboscope (1)

Stroboscope (2)

Stroboscopic light-dynamic installation

Super miniature running light on five LEDs

Switch for three garlands

Switch LED garlands

Switch of light garlands

Switch of three garlands on two-color LEDs

Switch the garlands

Switch the garlands on one triristor

Switch the garlands on the relay

Switch the garlands with a smooth inclusion

The color music switch of the garlands

The color organ installation on the trinistors

The simplest 3-channel color organ installation

The switch of the garlands on a single junction transistor

Three-channel color organ prefix with compressors

Three-channel color-music device with the possibility of increasing the number of lamps in each garland

Traveling lights

Two light beacons

Two options for turning on the flashing LED