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Lee De Forest (1873 -1961) son of a congregational minister who was president of the Talledega College for Negroes in Alabama.
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When was the three-electrode vacuum tube invented?
In 1907 American inventor Lee De Forest invented the three-electrode vacuum tube
Who invented the three-electrode vacuum tube?
In 1907 American inventor Lee De Forest invented the three-electrode vacuum tube
Who invented the vacuum tubes and storage devices?
Vacuum tube was invented by lee de forest .
Who invented the vaccum tube?
The vacuum tube was invented by Thomas Edison in the late 19th century. However, it was not until Lee de Forest's modification in 1906 that the vacuum tube became an essential component in early electronics.
Who discover vacuum tubes?
John Ambrose Fleming invented the vacuum tube in 1904.
When was the vacuum tube invented?
The vacuum tube was invented in 1904 by John Ambrose Fleming, an English engineer.
Who invented the vacuum tube?
First invented by a British scientist named John A. Fleming, although Edison had made some dsicoveries while working on the lightbulb. The vacuum tube was improved by Lee DeForest.
Who made the vacuum tube?
No one person invented the vacuum tube. Thomas Edison, Eugene Goldstein, Nikoli Tesla, among others were responsible.
What computer component did the transistor replace?
the vacuum tube
Who invented the tube?
The tube was initially invented by Heinrich Geissler, a German physicist, in the mid-19th century. His invention of the Geissler tube, an early version of the vacuum tube, played a critical role in the development of modern electronic technology.
What did Lee DeForest invent?
De Forest invented the Audion tube, a vacuum tube that takes relatively weak electrical signals and amplifies them.
When were vacuum tubes invented?
Although the discovery was made of the principles for the vacuum tube around 1873 it was not put into practice until the early 1900's.
