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How does it work? - Mobile phone

How does it work? - Mobile phone

This animation demonstrates how mobile phones work.

Mājturība un tehnoloģija

Atslēgvārdi

Mobilais telefons, telefonu komplekts, viedtālrunis, bāzes stacijas apakšsistēma, raidītāja tornis, mobilā telefona tornis, radio frekvences, GSM, akumulators, SIM karti, USB kabelis, zvana signāls, pārnēsājams, elektromagnētiskais, tīkls, Elektronika, telekomunikācijas, komunikācija, Fizika, tehnika

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Telephone (Alexander Graham Bell)

The device that transmits human voice as electrical signals was invented by Bell in 1876.

Children´s room

The animation helps to develop space perception.

Desktop computer

This animation demonstrates the structure and most important peripherals of desktop computers.

Domestic electric light sources

This animation shows the characteristics of domestic light sources, from traditional light bulbs to LED lights.

Edison’s light bulb

The American electrical engineer Edison invented the incandescent light bulb in 1879, which changed our everyday life.

Electric surface transport

Trolleybuses and trams are environment-friendly means of public transport

How does it work? - Computer networks

The Internet allows us to send data quickly to large distances.

How does it work? - Electric steam iron

This animation demonstrates how electric steam irons work.

How does it work? - Electron microscope

This animation demonstrates the structure and operation of electron microscopes.

How does it work? - LCD screens

A liquid-crystal display utilises the light modulating properties of liquid crystals.

How does it work? - Microwave oven

This animation demonstrates how microwave ovens work.

How does it work? - Radio

This animation demonstrates how radios work.

How does it work? - Record player

This animation demonstrates the mechanism and operation of record players.

How does it work? - Washing machine

This animation demonstrates how a washing machine works.

How does it work - Refrigerator

This animation demonstrates how a refrigerator works.

Industrial estate

Industrial estates provide infrastructure and services for companies.

Laptop computer, peripherals

A variety of peripherals can be used with laptop computers.

Nikola Tesla's laboratory (Shoreham, USA)

This physicist-inventor and electrical engineer who mainly dealt with electrotechnics was undoubtedly one of the most brilliant figures of the second...

Passive house

In a passive house a comfortable inner temperature can be ensured without the use of traditional heating and cooling systems.

Telegraph (Samuel F. B. Morse)

The American inventor presented his invention revolutionising telecommunication at New York University in 1837.

The evolution of data storage

The capacity of data storage devices have increased at an incredible rate during the past decades.

Satellite navigation, GPS

The Global Positioning System consists of 24 satellites but only 4 have to be visible for positioning.

The development of television sets

Television, invented in the early 20th century, became one of the basic forms of entertainment.

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