Russian: Russian version English: English version
Translate it!
Search the Site

+ Search the Archive of technical magazine articles free 10,000 articles!
+ Search the Catalogue
+ Search the Data sheets Archive
+ Search the chassis and models Archive

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


Design and support:
Alexander Kuznetsov

Technical maintenance:
Mishell Bulah

Daniel Monchukin

Tatyana Anastasyeva

Natalya Kuznetsova

Contact us

When using materials of the website, link to https://www.diagram.com.ua is a must

created in Ukraine
created in Ukraine

Free online library on electronics

Search the Site

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.

Personal transport: land, water, air

Personal transport: land, water, air

Personal transport: land, water, air. Articles with illustrations and detailed explanations:

2 wheel drive mobile

A boat for calm water

A clip holds a self-tapping screw

A fitting in a fuel tank plug

A simple mini-map

About the efficiency of a bicycle

Accessories for the swimmer

Aerial transmission Triumph

Aerodynamic trunk

Air-hydraulic glider


All-terrain vehicle on pneumatics

Amphibian Minn-Mokik

Amphibian Tourist Boat

Amphibious all-terrain vehicle



Aquarium Boat


Autogyro bearing screw


AV-1 helicopter

Backyard truck

Battery-free ignition for motorcycles

Belka Modular Microcar

Bicycle elliptical star

Bicycle in a suitcase

Bicycle trolley for two surfers

Bicycle with a motor

Biplan Grasshopper

Boat Cart

Bottled Ship

BS-3 hang glider

Buer Bluebird

Buiter Tetra

Car body repair

Careful trunk

Catamaran on mattresses

Catamaran Tsarevna Frog

Caterpillar for motonart


City bike

clamshell on the waves

Composite Amphibian

Crab microcar

Cross-country all-purpose tractor

Cycle mobile

Cycle Ride

DAS-2 autogyro

Device for disassembling crankshafts

Drum lift

Dump Trailer

Easy replacement of engine oil

Economic sledges

Economical cycling drive

Electronic cards

Even Ihtiandr will approve

Fin instead of screw

Fisherman Aerial Progress

Fishing Boat

Flameless car heater

Floating chaise

Folding bike mechanism

Folding boats

Folding inflatable sailing catamaran

Forced idling economizer

Four-seater cabin boat

Four-wheel drive all-terrain vehicle

Freestyle on the waves

Freight Car Trailer

Garage lift

Gas Dynamics of Resonant Exhaust Pipe

Glider AutoGir

Gliding vehicle

Goat Car

Guides to enter the garage

Half-track snowmobile GMV-2

Hang Gliding Vympel-9


High-speed aquaped

Hydro mobile

Improving the reliability of the Buran snowmobile

Inflating a bicycle camera


Java motorcycle without battery

Jissa all-wheel drive all-terrain vehicle

Katole starts in tomorrow

Kayak itself

Kayak on ice and on rails

Kayak Yacht

Laguna car

Land Sailing Ship

Long engine life

Maps for a preschooler

Microcar Little Mouse


Micro-tractor universal

Mikrus car



Modernization of the MMBZ-3115 engine

Modernization of the tractor servo-mechanism


Moped in the hands of a craftsman

Motlazhi Metel


Motor Breeze

Motor for an aircraft

Motorcycle Designing

Motorcycle fuel indicator

Motorcycle headlight under control

Motorcycle tractor

Motorcycle Trailer

Motosani Penguin

Mouse Car

Multipurpose pump motorist


Mustang-350 Single-Track Motorcycle

Nezhdanovsky's sledge

Non-spill motor

Oil shower for camshaft

Oil Vacuum

On a Sailboard

On a sleigh - in the summer

On foot by sea

On one runner

On the floats - with a motor

Over the snow on the spikes

Paddle for a swimmer

Paper Boat

Paraglider for beginners

Paragliding Alpha-29

Paramotor Tatush 120

Pedal mini-boat

Pedal scooter


Pedals instead of oars

Pegasus Coupe

Pneumo-sail vehicle

Posistor diesel oil heaters

Reducer for snowmobile

Reliable head protection

Restoration of the nozzle

Restoring a bicycle tire

Retractable glove box for a motorcycle

Reverse gear

Safe motorcycle carburetor

Sail on a rubber boat

Sailboat from logs

Sailboat on a motorized boat

Sailing catamaran

Schooner-trimaran based on kayaks

Screw instead of tracks

Self-propelled monolith


Separate lubrication of a two-stroke engine


Ship on wheels


Shvertbot Moth

SIMOT all-terrain vehicle

Single-half sleighs

Skater simulator

Skiing bike

Snow scooter

Snowcards for sports and recreation


Snowmobile North-2

Snowmobile PM-2

Snowmobile Prostor


Soft and manual bicycle

Straightening the bicycle eight

Suitcase Boat

Supercharging for Moskvich

Swimming with a torpedo pump


The simplest sailing boat

the wave is moving

Theory of snowmobiles

Three-lap sled

Three-wheeled cart

Three-wheeled cycle mobile

To help flippers

Tool for adjusting the toe-out angles

Tool for lashing and overtightening tires

Torsion with eccentric

Tourist Dinghy

Towing device with the spare wheel bracket

Tracked motorcycle

Tracked motor-towing Seal

Tracked snowmobile

Trailer for a motorcycle with a sidecar

Training car

Transport of the Future

Traveling through the waves

Triad-350 Tricycle


Trimarans Strig

Underwater glider

Universal agricultural machine Cinderella

Universal Car Trailer



Walking paddles

Water Jet

Water scooter


Wave Energy Converter

We turn on the ignition

Wheelchair Disabled

Wind Catamaran

Wind in harness

Wind Turbine

Windproof fairing for a motorcycle