Month: January 2020

How Does a Telecommunication System Work

How Does a Telecommunication System Work?

Telecommunications is long-distance communication by technological means, in particular using electrical signals or electromagnetic waves. The word is often used in plural telecommunications because it involves many different technologies. The first means of distance communication included visual signals such as beacons, smoke signals, traffic light telegraphs, signaling flags, and optical heliographs. Other examples of pre-modern …

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