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aug 4, 1950 - Válvulas de vacío

Description:

Es un componente electrónico utilizado para amplificar, conmutar o modificar una señal eléctrica mediante el control del movimiento de los electrones en un espacio "vacío" a muy baja presión.

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ByTHE GOD 04
10 Oct 2018
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Date:

aug 4, 1950
Now
~ 75 years ago

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