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Siddharth Singh

Class 10th
Maths
2 years ago

What was the name of the first vacuum tube invented by Lee de Forest in 1906?

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SUNDARAM SINGH

2 years ago

Audion was the first vacuum tube invented in 1906 by Lee de Forest. It was the size of a person’s thumb and glowing red hot like a tiny electric light bulb. This bagged him the nickname as “the father of radio”.

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