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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.

Radio amateur technologies

Radio amateur technologies

Radio amateur technologies. Articles with illustrations and detailed explanations:

101 amateur radio tech tips

12 V Micro Soldering Iron

25 W soldering iron heating stabilizer

36 V soldering power supply unit

A method of making false panels

A method of obtaining a printed circuit board

A miniature electric drill with touch control and shaft braking

A self-made screwdriver

A tool for stripping insulation from an installation wire

A torch for brazing

A vase on a ... lathe

About the preparation of ferric chloride

Aerosols for use in electronics

Aluminum brazing

Amateur miniature soldering irons

And low-power, and miniature soldering iron

Anodizing of aluminum and its alloys

Anodizing of aluminum parts

Another way to make a PCB

Arc furnace in two flower pots

Assembly site

Automatic power control of a soldering iron

Base metals

Bending organic glass

Blue soldering tip

Both the board and the case

Bracelet for removing static charge

Brazing of aluminum and its alloys

Breadboard Option

Bulk feeding of parts of any complexity


Chip Mounting

Cleaning the surface from adhesive residue

Compact Electric Soldering Iron

Conductive Adhesive

Conductive compositions

Connecting the LCD indicator

Convenient microdrill

Convenient Soldering Iron

Convert P-CAD files to graphic formats

Crocodile for heat sink

Cuts friction

Cutter for cutting thin plastics

Cutting of ferrite

Determining the number of turns of the transformer windings

Development Board

Device for removing static charges from the surface of sheet polymer materials

Device for winding stator coils

Digital power control of a soldering iron

Disassembly of the ferrite magnetic core

Disassembly soldering iron with solder suction

Dismantling of multi-part parts

Drilling machine

Drop-down boards

Electric muffle furnace

Electric spark pencil

Electronic engraving

Electronic engraving on wooden materials

Empowering the stylus indicator

Etching PCBs

Features of the replacement of radio components in schemes

Ferrite Core

Five ways to get the desired temperature of the soldering iron

Five ways to get the required temperature of the soldering iron

Flame burner

Flux dosing method

Fluxes, pastes, inks, varnishes

Foil radiators

For a school tree

Forge at home

Frame for drawing printed conductors

Gas burner

Gas soldering iron

Glue storage Moment

Heat stabilizer for a soldering iron

Heatsink overheat indicator

Homemade low-resistance wire resistor

Household soldering iron tip temperature stabilizer

How to make a magnet?

How to make a really good pay at home

How to make copper sulfide tiles for dry rectifiers

How to pass a thin wire through a small hole?

How to remove the coil from the magnetic core

How to solder aluminum

How to solder SMD. Part One

How to solder SMD. Part Two

How to wind a transformer?

Improvement of the soldering iron for dismantling parts

Improvement of the Soldering iron Moment

Increasing power regulator of the soldering iron

Installation and disassembly of elements

Installation and disassembly of microcircuits in small-sized cases with plenary leads

Installation for exhibiting a photoresist at home

Installation of microcircuits by wire wrapping

Instant repair of the remote control buttons

Instrument for testing LCD modules based on HD44780 controller

Kinds of adhesives for different applications

Laminator for the manufacture of printed circuit boards

Laser-iron technology for the manufacture of printed circuit boards (1)

Laser-iron technology for the manufacture of printed circuit boards (2)

Lathe for woodworking

Light probe

Low Noise Fan

Machine for drilling boards

Making a scale of self-made switch instruments

Making a transformer for radio equipment

Making a wire fuse for any current

Making an electronic board

Making inductors from flat cable for printed circuit boards

Making insulating washers

Making transformers with your own hands

Manufacturing of hull

Manufacturing of printed circuit boards (1)

Manufacturing of printed circuit boards (2)

Manufacturing of printed circuit boards. Simple and effective ways

Manufacturing of the combined connector

Melting of metals by induction currents

Method of drawing printed circuit boards

Method of rewinding small-sized transformers

Method of winding coils

Microbubble bath for etching printed circuit boards

Microfusion at home

Micro-soldering iron

Milling machine

Miniature low-voltage soldering iron

Mining rations


Mounting with a syringe

Muffle furnace for a school workshop

Multicore self-made microcable

Novice Radio Mechanic

oLED do-it-yourself LEDs

PCB etching machine

PCB fabrication

PCB fabrication at home

Pen for variable resistor - in half an hour

Permanent magnet restoration method

Phase Indicator - from a syringe

PIPE helps make printed circuit boards

Plastic casting

Portable Burner

Power supply for a 42 V electric soldering iron

Power supply unit for a 18 W low-voltage soldering iron

Prefix for a soldering iron

Prefix for controlling a microdrill

Preparation of casein glue

Preparation of ferric chloride

Preparation of the board for service

Printed circuit boards

Printed circuit boards - it's easy!

Printed parallel installation

Printing - using electrical tape

Probe for montage dialing

Production of a photomask of a printed circuit board

Production of a small-sized welding transformer

Production of faceplates

Production of printed circuit boards (including using a laser printer)

Production of seals, stamps and small printed circuit boards

Production of strip lines

Production of thin solder strips

Propane burner

Pulse wear of capacitors


Radiators and cooling

Radio amateur machine

Reanimation of inkjet printer cartridges

Recommendations for cleaning lasers in CD players

Reduction of ferric chloride

Refill inkjet printer cartridges

Refinement of pass-through ceramic capacitors

Refinement of the chip panel

Refinement of the soldering iron tip temperature stabilizer

Removing paint from a pickled board

Repair Kharkiv electric shaver

Repair of a loop in a radio telephone, car

Repair of energy-saving lamps PHILIPS 6yr ECONOMY

Repair of radio equipment cases

Repair of the mechanism of imported tape recorders

Resistor Soldering Iron

Restoration of permanent magnets

Reverse for a drill

Rewinding Anchors: Amateur Experience

Sander from disk drive

Scan Pattern

Search for the circuit of the conductors of printed circuit boards

Self-made radiators

Self-made variable capacitor

Self-made variable capacitor with an air dielectric

Semi-automatic drilling machine with a laser pointer

Silvering of conductors and parts

Silver-plated metals

Simple Lathe

Simple small-sized drilling machine

Skeleton for a spiral resonator

Soldering ... kitchen stove

Soldering aluminum at home

Soldering for beginners

Soldering iron for printed circuit boards

Soldering iron gun

Soldering iron heat stabilizer

Soldering iron of a resistor

Soldering iron power switch

Soldering Iron Stand

Soldering iron tip temperature controller

Soldering Nichrome and Aluminum

Soldering wires without using a soldering iron

Soldering without overheating


Solders and fluxes

Stabilized power supply for soldering irons

Stand for prototyping electronic devices

Steel heat treatment

Steklotekstolit + tin ... for installation

Stencil Improvement

STM32 microcontrollers and debugging boards for them

Storage and installation of CMOS microcircuits

Surface mounting elements in amateur radio structures

Switching power supply to the soldering iron with a thermostat

Synthesis of tris (2,2'-bipyridine) ruthenium (II) tetrafluoroborate

Syringe Soldering Iron

Technological Advices

The control unit of the soldering station on the PIC16F887 microcontroller

The correct model chassis

The simplest galvanic bath for electrochemical staining of metal parts in any color

The soldering iron does not overheat

The source of UV radiation

Thermal troubleshooting

Thermostat for 220 V soldering iron

Thermostat for low-voltage soldering iron

Third Hand

Tips for Soldering

Touch off the soldering iron

Transformer Manufacturing

Transformers in the practice of repair

Turn-on indicators for electric soldering irons

Universal Clamp

Universal housing

Unscrewing deep screws and screws

Useful Tips

Using a building hair dryer when repairing electronic equipment

Using conventional capacitors in surface mounting

Using old printed circuit boards

Ventilation of the workplace

Vibration-based electric spark pencil

Vintage lathes

Ways of connecting wires from high-resistance alloys

Wedge instead of a vice

Welding machine from an electric motor

Welding plastics with a heater

Winding toroidal coils

Working with Metals

Working with wood

Workplace radio electronics