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1 dic 1917 anni - Se Invento el Superheterodino

Descrizione:

Un gran paso en la calidad de los receptores, se produce en 1918 cuando Edwin Armstrong inventa el superheterodino.

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Byivan salviulo
30 mar 2022
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365

Data:

1 dic 1917 anni
Adesso
~ 107 years ago
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