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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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3 fev 1962 ano - DIGITAL COMMUNICATIONS

Descrição:

The birth of high-speed digital communications. The data transmission service is offered commercially; broadband channels for digital signals; PCM is used for TV and voice transmission.

Adicionado na linha do tempo:

Change in telecommunications

ByPerez Esteban
13 out 2017
1
0
686

Data:

3 fev 1962 ano
Agora
~ 63 years ago
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