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1 jan 1906 ano - Audion triode vacuum tube Invented

Descrição:

an electronic valve that could amplify weak electrical signals. By 1915, it was in use in long-distance telephone circuits that made conversations between New York and San Francisco practical.

Adicionado na linha do tempo:

Music Tech Timeline

ByHiromu Crosado
23 jul 2020
0
0
347

Data:

1 jan 1906 ano
Agora
~ 119 years ago

Imagens:

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