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Free online library on electronics Free library:
Encyclopedia of electronics and electrical engineering
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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:
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Batteries and rechargeable batteries
Big encyclopedia for children and adults
Biographies of great scientists
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For builders and handymans
For lovers of travel. Tips for tourists
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History of engineering, technology, objects around us
Home workshop
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Labor protection
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Life of great physicists
Miracles of nature. A fascinating journey around the globe
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Scale modeling
The most important scientific discoveries
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Typical labor protection instructions (Job descriptions)
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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:
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Popular video recorders and video players

Avest TVs
Beko TVs
Elenberg, Cameron, Cortland domestic radio electronics
Erisson TVs
Gorizont TVs
Rainford TVs
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Roadstar TVs
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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:
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Maxon mobiles
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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
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World video recorders
World washing machines

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Entertaining experiments at home
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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.

Welding equipment

Welding equipment

Welding equipment. Articles with illustrations and detailed explanations:

A simple current control for a welding transformer

A welding machine assembled from parts of old TVs

Adjusting the welding current in the source for semi-automatic welding with thyristor regulator

And again about the electrode holder

Automatic welding semiautomatic device in carbon dioxide gas environment with automatic feeding of welding wire

Both charge and weld

Calculation of a welding transformer for semi-automatic welding with a thyristor controller

Calculation of the choke of the source of make-up current for semi-automatic welding

Calculation of the overall dimensions of a transformer for semi-automatic welding

Calculation of the welding transformer

Compact electric spark installation

Compact Welding Machine

Compact welding rectifiers

Control unit for semi-automatic welding with a thyristor controller

Cuts and welds water

DC welding (1)

DC welding (2)

Design of a welding source for semi-automatic welding with a thyristor controller

Design of the welding AC source

Dial welding for any power

DIY welding inverter

DIY welding spot welding device

DIY welding transformer

Electric welding semiautomatic device

Electrode coatings: purpose and composition

Electrolyzer welding

Electronic welding current controller

Features of specialized welding transformers

For welding, starting and charging

Fundamentals of semi-automatic welding

Heating - by contact

High Frequency Micro Welding Control

Homemade welding machine

Household Welding Machine

How to calculate a choke with a core

How to calculate a radiator

How to calculate a welding transformer

How to calculate the leakage inductance

How to experience an unknown iron welding transformer

How to make welding electrodes

Idle Vage limiter of a welding transformer

Improving the operation of welding machines

In spot welding mode

Inverter welding current source. Repair experience and calculation of electromagnetic elements

Inverter welding source

Legend of electrodes for manual arc welding

Make a welding machine

Making high-power toroidal magnetic cores at home

Manual welding with stick electrodes

Manufacturing a welding transformer

Multi-welding station wagon

Organization of a welder’s safe place

Overview of the main types of welding machines

Parameter determination and calculation of a power source transformer for semi-automatic welding

Portable electric spot welding machine

Portable pulse electric welding machine

Portable welding machine

Portable welding machine (arc)

Quarter-wave electric welding

Rectifier with a feature

Reducing power supply fluctuations during welding

Reducing the effect of electric welding machines on the network

Refinement of the welding machine (1)

Refinement of the welding machine (2)

Refinement of the welding transformer

Refinement of the window configuration of the transformer core

Repair of the welding machine

Replacing the IGBT module in the welding machine

Requirements for a welding transformer

Simple semi-automatic welding machine

Simple welding machine

Small welding transformer

Small-sized high-frequency smelting plant

Soft Welder

Specifications of domestic production electrodes for welding carbon steels

Specifications of foreign-made electrodes for welding carbon steels

Spot welding on throttles

Stable arc

Table smelter

The Basics of Electric Welding

The holder is simple but ...

Thermite welding

Timer for the spot welder

Toroidal welding transformer

Toroidal welding transformer from available materials

Toroidal welding transformer from the parts available

Triac Control for Welding Machine

Universal thyristor controller

Upgraded welding mask

Voltage additive in the welding machine

We weld with direct current

Welder from ... nothing

Welder mask with automatic LCD shutter

Welding - with electronics

Welding - without diagrams and formulas

Welding - your choice

Welding assistant

Welding Electrodes

Welding from an electric motor

Welding glass with a foil explosion

Welding inverter

Welding is controlled by electronics

Welding kid

Welding machine for spot welding

Welding machine from a laboratory transformer

Welding machine with a Vage boost and continuously adjustable current

Welding machine with electronic adjustment of the welding current

Welding Secrets

Welding Semiautomatic Control Unit

Welding Transformer

Welding Transformer - Lightweight

Welding transformer with continuously adjustable welding current

Welding transformer with electronic current control

Welding transformer: calculation and production

Welding without electricity

Welding-starting device

Your own welding machine