In our Free online library on electronics you can download many schematic diagrams and service manuals (10,000 models), reference books (50 books), interesting books and magazines on electronics, radio, computers and robotics (20,000 issues), articles (more than 10,000 articles). Registration not required.

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• Free articles
• Free magazines
• Free mobile phones schematic diagrams and service manuals
• Free TVs, audio, video schematic diagrams and service manuals
• Free household appliances schematic diagrams and service manuals
• Free electric tools schematic diagrams and service manuals
• Free reference books
• Free dumps
• Free encyclopedia of electronics and electrical engineering
• Entertaining experiments at var/www
• Spectacular tricks and their solutions
• Useful articles and background materials
• News of science and technology

Download in our Free online library on electronics:

Servo magazine, digital archive

Collection of schematic diagrams and service manuals for Samsung mobile phones

Collection of schematic diagrams and service manuals for Whirpool household appliances

Big archive of articles: For an electrician. Electrician's tools

• A Radio. Prakticka Elektronika magazine in Czech
• Amaterske Radio magazine in Czech
• Circuit Cellar magazine in English
• Electronique et Loisirs magazine in French
• Electronique Pratique magazine in French
• Elektor Electronics magazine in English
• Elektronika dla Wszystkich magazine in Polish
• Elektronika Praktyczna magazine in Polish
• Everyday Practical Electronics magazine in English
• Evil Genius magazine in English
• Funkamateur magazine in German
• Nuts And Volts magazine in English
• QEX magazine in English
• QST magazine in English
• Radiotechnika Evkonyve magazine in Hungarian
• Servo magazine in English
• Stereophile magazine in English
• Радио Телевизия Електроника magazine in Bulgarian
• Russian, Ukrainian and Belarusian magazines can be found here.

Detailed descriptions of articles:

• Circuit Cellar magazine
• Elektor Electronics magazine
• Nuts And Volts magazine

You need an article from a technical magazine? Search through our archive of technical magazine articles.

You can easily find out which magazine (year and issue are indicated) contains the article you are interested in. The issue containing the article can be downloaded from our Free online library on electronics. There you can find a lot of interesting and useful information. Registration is not required.

The search is performed in the database of over 10,000 articles from popular magazines such as Circuit Cellar magazine, Elektor Electronics magazine, Nuts And Volts magazine.

Enter the title of the article or a part of it. For instance, "amplifier", "lighting" or "power supply".

Examples of complete article titles: "2-D Optical Position Sensor"; "Keep Up with the Stars. Motorized Telescope Control"; "Super Robots. Myths, promises, threats and the here and now".

For automatic translation of articles into your native language, please use TRANSLATE IT! form in the top left corner of the page.

More than 10,000 articles:

• Alternative energy sources
• Antennas
• Antenna amplifiers
• Antennas. HF antennas
• Antennas. Metering, adjustment, matching
• Antennas. Technology
• Antennas. Television antennas
• Antennas. Theory
• Antennas. VHF-UHF antennas
• Assemblies of amateur radio equipment
• Assemblies of amateur radio equipment. Crystal filters
• Assemblies of amateur radio equipment. Filters and matching devices
• Assemblies of amateur radio equipment. Miscellaneous
• Assemblies of amateur radio equipment. Modulators
• Assemblies of amateur radio equipment. Oscillators, heterodynes
• Assemblies of amateur radio equipment. Signal limiters, compressors
• Assemblies of amateur radio equipment. Mixers, frequency converters
• Audio equipment
• Audio-fidelity and speaker volume controls
• Ballasts of fluorescent lamps
• Car
• Car. Batteries, chargers
• Car. Car electric circuits
• Car. Electronic devices
• Car. Electronic fuel injection
• Car. Ignition
• Car. Security and alarm systems
• Car. Speedometers and tachometers
• Citizens' Band radio
• Citizens' Band radio. Miscellaneous
• Citizens' Band radio. Portable radio stations
• Citizens' Band radio. QRP equipment
• Citizens' Band radio. Radio stations, transceivers
• Citizens' Band radio. Transmitters
• Citizens' Band radio. Transverters
• Citizens' Band radio. Upgrade of radio stations
• Computers
• Computer devices
• Computer interfaces
• Computer moding
• Computers. Miscellaneous
• Computers. Using CAD programs
• Consumer electronics
• Consumer electronics. Bells and audio simulators
• Consumer electronics. Clocks, timers, relays, load commutators
• Consumer electronics. Home, garden, farmland, hobbies
• Consumer electronics. Indicators, detecting devices, metal detectors
• Consumer electronics. Miscellaneous
• Consumer electronics. Power controllers, thermometers, thermostabilizers
• Data communication
• Digital equipment
• Electric motors
• Electric power supply
• Electric power supply. Chargers, accumulators, galvanic cells
• Electric power supply. Current controllers, voltage and power regulators
• Electric power supply. Equipment protection from emergency operation, uninterrupted power supply units
• Electric power supply. Miscellaneous
• Electric power supply. Power supply units
• Electric power supply. Voltage stabilizers
• Electric power supply. Voltage transducers, rectifiers, inverters
• Field intensity detectors
• Fluorescent lamps
• For a musician
• For an electrician
• For an electrician. Electric installation work
• For an electrician. Electric meters
• For an electrician. Electrical safety, fire safety
• For an electrician. Electrician's reference book
• For an electrician. Electrician's tools
• For an electrician. Electricity for beginners
• For an electrician. Grounding and neutral grounding
• For an electrician. Household appliances
• For an electrician. Lightning protection
• For an inexperienced radio amateur
• For radio amateur constructors
• For students
• Frequency synthesizers
• Halogen lamps
• High-frequency power amplifiers
• Infra-red equipment
• LEDs
• Lighting
• Measuring equipment
• Medicine
• Microcontrollers
• Microphones, wireless microphones
• Mobile communication
• Power amplifiers
• Power amplifiers. Car power amplifiers
• Power amplifiers. Transistor power amplifiers
• Power amplifiers. Tube power amplifiers
• Preamplifiers
• Radiation indicators
• Radio amateur computation
• Radio amateur technologies
• Radio control
• Radio reception
• Reference materials
• Security and alarm system using mobile communication
• Security
• Security devices and alarm systems
• Security. Audio and video surveillance
• Security. Car security and alarm systems
• Security. Personal safety
• Sound systems
• Sound-to-light units
• Telephony
• Television
• Use of microcircuit chips
• Various electronic devices
• Welding equipment

• Art of audio
• Art of video
• Batteries and rechargeable batteries
• Big encyclopedia for children and adults
  • Anatomy, physiology, psychology
  • Archeology
  • Astronomy
  • Biology
  • Botany
  • Chemistry
  • Countries and nations
  • Culture, the arts, fashion
  • Economics and finance
  • Engineering, technology, transport
  • Food and drinks
  • Geography, ecology
  • History
  • Inventions and discoveries
  • Medicine
  • Mythology
  • Physics
  • Science and education
  • Sports
  • State
  • Traditions
• Biographies of great scientists
• Children's scientific lab
• For builders and handymans
• For lovers of travel. Tips for tourists
  • Emergency situations
  • Encampment
  • Equipment
  • Latch-hook knots
  • Medical first-aid
  • Movement
  • Nutrition
  • Orienteering
  • Sailor's knots
  • Weather
• Fundamentals of health and safety
  • Emergency situations and civil defense
  • Environmental safety
  • Healthy lifestyle
  • Occupational safety
  • Personal safety
  • Social security
  • Survival in standalone environment
• Fundamentals of medical first aid
  • Allergic reactions
  • Animal bites
  • Application of dressings
  • Bleeding
  • Closed injuries
  • Faint, dizziness, heat and sun strokes
  • Foreign bodies
  • Medical first aid for a child. Accidents
  • Medical first aid for a child. Childhood diseases
  • Medical first aid for a child. Home-based procedures
  • Medical first aid for a child. Symptoms of diseases
  • Open injuries
  • Patient care
  • Poisonings
  • Resuscitation principles and methods
  • Sudden medical conditions
• History of engineering, technology, objects around us
• Home workshop
• Industrial technology at home - simple recipes
  • Adhesives
  • Bleaching, discoloration
  • Cement, putty
  • Colouring products
  • Cooking
  • Cosmetics
  • Different masses
  • Glass
  • Glazes, enamels
  • Horn, ivory
  • Imitation pearls
  • Leather, shoe care
  • Marble, gypsum, alabaster
  • Metals
  • Mirrors
  • Oils, lubricants, ointments
  • Paints, oil varnishes
  • Paper
  • Perfumery
  • Resins, sealing wax
  • Rubber
  • Sheepskin, fur
  • Soap, washing powders
  • Varnishes, polishes
  • Waterproofing and fire-resisting properties of materials
  • Wood
  • Writing ink and paints
• Labor protection
  • Electrical safety
  • Fire safety
  • First aid for an injured person
  • Job descriptions
  • Labor protection for different employee groups
  • Meeting the labor protection requirements
  • Safety and workplace hygiene
  • Social protection of injured workers
  • Typical instructions for labor protection. Professions
  • Typical instructions for labor protection. Types of work
• Lecture notes, cheat sheets
• Life of great physicists
• Miracles of nature. A fascinating journey around the globe
  • Africa
  • Arctic and Antarctic
  • Asia
  • Australia and Oceania
  • Europe
  • North America
  • Phenomena of the atmosphere and ocean
  • South America
• Spectacular tricks and their solutions
• Spyware
• 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)
  • Professions
  • Types of work
• Visual illusions

• All tricks
• For a novice magician. Props, training, performance
• Tricks for children
• Card tricks
• Chemical tricks
• Math tricks
• Tricks with paper
• Tricks with ropes, cords, ribbons
• Tricks with geometric paradox
• Tricks with food
• Tricks with animals
• Tricks with tasks
• Tricks with pencils
• Tricks with rings
• Tricks with boxes
• Tricks with dice
• Tricks with money
• Tricks with thread
• Tricks with fire
• Tricks with clothes
• Tricks with sticks
• Tricks with handkerchiefs
• Tricks with utensils
• Tricks with different objects
• Tricks with rubber bands
• Tricks with cigarettes
• Tricks with vessels and liquids
• Tricks with the body
• Tricks with guessing
• Tricks with flowers
• Tricks with clocks
• Tricks with balls and balloons
• Tricks with eggs
• Tricks with drawers and wardrobes
• Tricks with candles
• Tricks with matches
• Tricks with glass
• Tricks with tables and chairs
• Tricks with stage props

• Entertaining experiments in physics, 300 experiments
  • Aerodynamics
  • Air pressure
  • Capillarity
  • Center of gravity
  • Centrifugal force
  • Elasticity
  • Electricity
  • Experiments with self-made instruments
  • Friction
  • Heat
  • Inertia
  • Jet propulsion
  • Magnetism
  • Optics
  • Sound
  • Surface tension force
  • The buoyant force of the liquid
  • Vibratory motion
• Entertaining experiments in chemistry, 200 experiments
  • Your first chemical experiences
  • Chemicals in the kitchen
  • Combining the useful with the pleasant
  • Checking the theory
  • Chemical tricks
  • Chemistry at home

Schematic diagrams and service manuals for popular models:

• Collection of schematic diagrams and service manuals for popular audio
• Collection of schematic diagrams and service manuals for popular car audio
• Collection of schematic diagrams and service manuals for popular DVDs
• Collection of schematic diagrams and service manuals for popular faxes
• Collection of schematic diagrams and service manuals for popular monitors
• Collection of schematic diagrams and service manuals for popular monoblocks
• Collection of schematic diagrams and service manuals for popular phones
• Collection of schematic diagrams and service manuals for popular TVs
• Collection of schematic diagrams and service manuals for popular video cameras
• Collection of schematic diagrams and service manuals for popular video recorders and video players

Schematic diagrams and service manuals for TVs and video:

• Collection of schematic diagrams and service manuals for Avest TVs
• Collection of schematic diagrams and service manuals for Beko TVs
• Collection of schematic diagrams and service manuals for Elenberg, Cameron, Cortland domestic radio electronics
• Collection of schematic diagrams and service manuals for Erisson TVs
• Collection of schematic diagrams and service manuals for Gorizont TVs
• Collection of schematic diagrams and service manuals for Rainford TVs
• Collection of schematic diagrams and service manuals for Rekord TVs
• Collection of schematic diagrams and service manuals for Roadstar TVs
• Collection of schematic diagrams and service manuals for Rolsen TVs
• Collection of schematic diagrams and service manuals for Rubin TVs
• Collection of schematic diagrams and service manuals for Vestel TVs
• Collection of schematic diagrams and service manuals for Vitjaz TVs
• Collection of schematic diagrams of power supply units for TV sets and video equipment

• Collection of schematic diagrams and service manuals for Benq-Siemens mobile phones
• Collection of schematic diagrams and service manuals for Eastcom mobile phones
• Collection of schematic diagrams and service manuals for Ericsson mobile phones
• Collection of schematic diagrams and service manuals for Fly Bird mobile phones
• Collection of schematic diagrams and service manuals for LG mobile phones
• Collection of schematic diagrams and service manuals for Maxon mobile phones
• Collection of schematic diagrams and service manuals for Mitsubishi mobile phones
• Collection of schematic diagrams and service manuals for Motorola mobile phones
• Collection of schematic diagrams and service manuals for Nokia mobile phones
• Collection of schematic diagrams and service manuals for Panasonic mobile phones
• Collection of schematic diagrams and service manuals for Pantech mobile phones
• Collection of schematic diagrams and service manuals for Samsung mobile phones
• Collection of schematic diagrams and service manuals for Sharp mobile phones
• Collection of schematic diagrams and service manuals for Siemens mobile phones
• Collection of schematic diagrams and service manuals for Sony-Ericsson mobile phones
• Collection of schematic diagrams and service manuals for TCL mobile phones
• Collection of schematic diagrams and service manuals for Voxtel mobile phones

• Collection of schematic diagrams and service manuals for Beko household appliances
• Collection of schematic diagrams and service manuals for Braun household appliances
• Collection of schematic diagrams and service manuals for Candy household appliances
• Collection of schematic diagrams and service manuals for Elenberg household appliances
• Collection of schematic diagrams and service manuals for Elica household appliances
• Collection of schematic diagrams and service manuals for Gorenje household appliances
• Collection of schematic diagrams and service manuals for Hansa household appliances
• Collection of schematic diagrams and service manuals for Merloni household appliances
• Collection of schematic diagrams and service manuals for SEB household appliances
• Collection of schematic diagrams and service manuals for Snaige household appliances
• Collection of schematic diagrams and service manuals for Stinol household appliances
• Collection of schematic diagrams and service manuals for Universal household appliances
• Collection of schematic diagrams and service manuals for Whirpool household appliances

• Collection of schematic diagrams and service manuals for Bocsh electric tools
• Collection of schematic diagrams and service manuals for Makita electric tools

• Data sheets radio components by Atmel
• Data sheets radio components by Cirrus Logic
• Data sheets radio components by Maxim
• Data sheets radio components by Microchip
• Data sheets radio components by Mitsubishi
• Data sheets radio components by Motorola
• Data sheets radio components by National Semiconductor
• Data sheets radio components by Panasonic
• Data sheets radio components by Philips
• Data sheets radio components by Rohm
• Data sheets radio components by Samsung
• Data sheets radio components by Sharp
• Data sheets radio components by Sony
• Data sheets radio components by Toshiba
• Reference book on Correspondence of models and chassis of TV sets and monoblocks, over 50,000 models Search the chassis and models Archive
• Reference book on Horizontal-output transformers by HR company
• Reference book on Horizontal-output transformers by Konig company
• Reference books on Integrated circuits, microcontrollers and transistors, over 20,000 devices Search the Data sheets Archive
• Reference book on Mechanisms of audio and video equipment, about 150 service manuals
• Reference book on Remote controls for TV sets and monoblocks, over 50,000 models

• Collection of dumps for television, video and audio equipment, communication devices, household appliances and office equipment, about 10,000 files

Regularly updated collection of the most interesting news of science and technology, as well as new developments in electronics. Large archive of articles (years 2000 through 2020). From the world press and Internet.

It is very easy to get schematic diagrams (service manuals, books, magazines, reference books):

1. In our Free online library on electronics thousands of schematic diagrams, service manuals, books, magazines and reference books are available to everybody. Any file you are interested in can be downloaded from our Library free and without registration.

Go to the Free online library on electronics, download free schematic diagrams, service manuals, books, magazines, collections.

2. Schematic diagrams also can be ordered via E-mail. Make sure the schematic diagram you need is available. To do this, please use the search option or go to the respective section of the catalogue manually.

3. Fill out and send the request form on the "Order" page.

• Air conditioners schematic diagrams and service manuals
• Audio schematic diagrams and service manuals
• Car audio schematic diagrams and service manuals
• DVDs schematic diagrams and service manuals
• Faxes schematic diagrams and service manuals
• Fridges schematic diagrams and service manuals
• Microwave ovens schematic diagrams and service manuals
• Monitors schematic diagrams and service manuals
• Monoblocks schematic diagrams and service manuals
• Phones, radio telephones, answering systems, AHS schematic diagrams and service manuals
• Photo cameras schematic diagrams and service manuals
• Projectors schematic diagrams and service manuals
• TVs schematic diagrams and service manuals
• Video cameras schematic diagrams and service manuals
• Videocassette recorders and video players schematic diagrams and service manuals
• Washing machines schematic diagrams and service manuals