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1 jan 1915 ano - 1915 Radio AM

Descrição:

→ Se hacen experimentos con radio difusión AM (Amplitud Modulada).

→ Primer línea telefónica transcontinental con repetidores electrónicos.

Adicionado na linha do tempo:

Historia y evolución de las redes de comunicaciones y/o datos.

ByAlejandra Morales
22 ago 2018
0
0
885

Data:

1 jan 1915 ano
Agora
~ 110 years ago

Imagens:

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