The Triode reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Triode

A triode is a type of vacuum tube (or gas filled tube) with three elements: the filament or cathode, the grid, and the plate. The triode vacuum tube was the first electrical amplification device.

Triode

See also

• Vacuum tube
• Gas filled tube

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