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MAKING AN EDISON EFFECT LAMP
Автор: glasslinger
Загружено: 2020-06-28
Просмотров: 81564
Описание:
Thomas Edison discovered emission of electric current from a hot filament in a partial vacuum. Here is a reproduction of a lamp he used to experiment with this effect that led to the development of the vacuum tube and everything we now take for granted in electronics!
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