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Telegraph (Samuel F. B. Morse)

Telegraph (Samuel F. B. Morse)

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

Mājturība un tehnoloģija


telegrafs, valzirgs, telegrāfa sistēma, SOS, Morzes alfabēts, Morzes kods, raidīšanas vienība, saņēmēja vienība, datu pārraide, izgudrotājs, izgudrojums, komunikācija, tehnika

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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...

Phonograph and gramophone

Edison´s invention records and plays sound from a cylinder, while Berliner´s apparatus uses a disc.

Scale exercises

An interesting logical exercise: you have many weights that look the same, you have to find the only one that is different.

Edison’s light bulb

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

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