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Encyclopedia of electronics and electrical engineering
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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
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Children's scientific lab
Entertaining experiments in chemistry
Entertaining experiments in physics
For builders and handymans
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Life of great physicists
Miracles of nature. A fascinating journey around the globe
Spectacular tricks and their solutions
Personal transport: land, water, air
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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
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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 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
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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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Free online library on electronics Free electric tools schematic diagrams and service manuals:
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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




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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

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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.

Big Encyclopedia. Anatomy, physiology, psychology

Big Encyclopedia. Anatomy, physiology, psychology

Big Encyclopedia. Anatomy, physiology, psychology. Simple answers to difficult questions:

Are all people lying?

Are people able to feel the gaze on them?

Are there any prophetic dreams?

Are there groups of giant people?

Are there identical fingerprints?

Are there people who are especially sensitive to weather changes?

Can a person get gray in a minute?

Can a set of criminal chromosomes serve as an excuse for a crime?

Can I eat the same?

Can I see the other personís lies?

Can two people have the same fingerprint?

Can we control the feeling of hunger and thirst?

Can you prove paternity by blood type?

Do humans have the same teeth as animals?

Do lunatics go to sleep at night at full moon?

Does frightened hair?

Does our skin change?

Does people have the same blood?

Does the weather affect health?

From what age do people start to lie?

How are arteries different from veins?

How can I calculate calories?

How can I lose memory?

How do calories affect our weight?

How do nails grow fast?

How do our kidneys function?

How do our kidneys work?

How do our lungs work?

How do our muscles work?

How do our teeth grow?

How do the joints work?

How do we assimilate food?

How do we breathe?

How do we distinguish colors?

How do we fall asleep?

How do we feel the taste of food?

How do we grow?

How do we hear different sounds?

How do we manage to keep balance?

How do we memorize?

How do we read?

How do we see it in three dimensions?

How do we sing?

How do we speak?

How do we swallow food?

How does a child learn to speak?

How does a tan work?

How does alcohol affect brain cells?

How does blood circulate?

How does coffee affect people?

How does color blindness occur?

How does hair grow?

How does oxygen enter our body?

How does the body produce blood cells?

How does the brain help you see?

How does the brain store information?

How does the brain transmit its commands to the body?

How does the ear work?

How does the feeling of hunger affect us?

How does the heart work?

How does the human eye work and why do we distinguish colors?

How fast does hair grow?

How fast does our blood flow through the vessels?

How fast does the hair grow on the head?

How is body temperature controlled?

How is water useful for us?

How long can a person go without food?

How long can a person live?

How long do man's nails and hair grow after his death?

How long does it take for a modern person to sleep?

How long does it take to sleep for a long time to live?

How long is our intestine?

How many calories does a person need?

How many cells does a human body consist of and how quickly do they update?

How many earthlings are over 100 years old?

How many feelings does a person have?

How many hours a day do you need to sleep?

How many nostrils do you have?

How many people hear music in their heads?

How many smells can we feel?

How many times do we change teeth?

How many years of dentistry?

How much air do we need to breathe?

How much blood is in our body?

How much do we need to sleep?

How much does our skeleton weigh?

How much fluid does a person need?

How much iron is in the body of a healthy adult?

How to determine the optimality (failure, redundancy) of the mass of its weight?

How to recognize a left-handed?

How to relieve stress and discharge?

Is chocolate useful?

Is it better to not do enough or not to sleep?

Is it helpful to get physical exercise?

Is it helpful to think?

Is it true that a person is yawning only when he is tired?

Is it true that water into which a silver object is immersed kills germs?

Should I be afraid of hot pepper?

What are capillaries?

What are cells?

What are children afraid of?

What are enzymes?

What are freckles?

What are genes?

What are hormones for?

What are human teeth?

What are men afraid of?

What are moles?

What are nerves?

What are our bones capable of?

What are phagocytes?

What are the causes of reflexes?

What are the smallest bones in the human body?

What are the three components of a healthy lifestyle?

What are vitamins?

What are women afraid of?

What are your nails made of?

What are your teeth?

What causes blindness?

What causes hiccups?

What causes our dreams?

What color is your brain?

What contributes to irrelevant performance?

What do the tonsils do?

What do we eat for?

What do white blood cells do?

What does a cell do?

What does a language do?

What does curly hair do?

What does hair color depend on?

What does the blood in the body do?

What does the body do with food?

What does the eye consist of?

What does the heart do?

What does the liver do?

What furniture discovery did the furniture wrapper co-author of?

What gives a particular color to our eyes?

What gives food its flavor?

What happens if you gnaw a pencil?

What happens to us during sleep?

What happens when we sleep?

What happens when you feel dizzy?

What is a biopsy?

What is a calorie?

What is a complete survey?

What is a dream?

What is a hormone?

What is a lie detector?

What is a plasma?

What is a pollen score?

What is a pulse?

What is a tan?

What is a waking dream?

What is affirmation?

What is albino?

What is an antibody?

What is an appendix?

What is anthropology?

What is athlete's foot?

What is blood pressure?

What is blood pressure?

What is blue blood?

What is caffeine?

What is completeness?

What is DNA?

What is dysbacteriosis?

What is epilepsy?

What is eye cataract?

What is hemoglobin?

What is homeostasis?

What is instinct?

What is laughing gas?

What is life?

What is memory?

What is pain?

What is phrenology?

What is protein?

What is protoplasm?

What is regeneration?

What is saliva?

What is shock?

What is skin?

What is social phobia?

What is studying physiognomy?

What is the attitude of the young men and the girls to discussing their problems?

What is the brain?

What is the difference between virgins and virgins from their peers?

What is the hardest substance in the human body?

What is the Oedipus Complex?

What is the pineal gland?

What is the pituitary gland?

What is the Rh factor?

What is the sense of balance?

What is the sinuses?

What is the smell?

What is the speed of thought?

What is the spleen?

What is the temperature of the human body?

What kind of harm does our television do to our health?

What kind of load can a woman's braid withstand?

What makes goosebumps?

What makes people laugh?

What makes the heart beat?

What makes the heart rate change?

What makes us feel hungry?

What makes us wake up?

What makes your voice change?

What part of the genetic information reflects a personís personality?

What percentage of our brain do we use?

What purpose do wisdom teeth serve?

What should not be done within twenty minutes after a meal?

What should not you drink when dehydrating?

What time is best to learn?

What vitamins do we need?

What was the lifespan of our ancient ancestors?

When did an electric shock start to be used for treatment?

When do we stop growing?

When does hair grow faster?

When You Can't Do Fitness?

Where are the muscles that allow ears to move?

Where do we get vitamins?

Where is blood produced?

Where is the driest place on earth?

Which hairs last longer than others?

Which professions do people live less than others?

Who are trichologists?

Who got the first antibiotic?

Why are our muscles tired?

Why are some people left-handed?

Why are vitamins called vitamins?

Why are we crying?

Why are we laughing?

Why are we sweating?

Why are we thirsty?

Why are we tired?

Why can't we distinguish colors in the dark?

Why do boys have a broken voice?

Why do muscles hurt after exercise?

Why do people age?

Why do people grow hair on their bodies?

Why do people have different hair?

Why do people have skin of different color?

Why do people more often catch cold during the cold season?

Why do people smoke?

Why do people suffer from motion sickness?

Why do people walk in their sleep?

Why do some people have allergies and others do not?

Why do some people have nice voices?

Why do some peopleís hair curl?

Why do we blink?

Why do we have milk teeth?

Why do we have moles?

Why do we have one foot more than the other?

Why do we have two nervous systems?

Why do we need a skeleton?

Why do we need calcium?

Why do we need eyebrows?

Why do we need oxygen?

Why do we need salt?

Why do we need to breathe?

Why do we need vitamin C?

Why do we sleep so long?

Why do we sleep?

Why do we stop growing?

Why do women not have a beard?

Why do wrinkles form?

Why do you need to breathe through your nose?

Why do you serve alcohol in smaller doses on an airplane?

Why does a person have hair?

Why does blood clot?

Why does the body need vitamin C?

Why does the body need water?

Why does the bow make us cry?

Why does the skin come in different colors?

Why does tickling make you laugh?

Why does your hair turn gray with age?

Why don't French women get fat?

Why is it getting cooler when we fan ourselves?

Why is mucus in the nose?

Why is regular consumption of alcohol, even moderate, harmful to the body?

Why is the blood red?

Why is the body warm?

Why is yawning infectious?

With what speed does blood flow into us?

With what speed does blood move in human vessels?

All articles of the section Big Encyclopedia:

Anatomy, physiology, psychology






Countries and nations

Culture, the arts, fashion

Economics and finance

Engineering, technology, transport

Food and drinks

Geography, ecology


Inventions and discoveries




Science and education