File:Triody_var.jpg · Wikimedia Commons · See Wikimedia Commons
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Sign in to saveA triode is an electronic amplifying vacuum tube (or thermionic valve in British English) consisting of three electrodes inside an evacuated glass envelope: a heated filament or cathode, a grid, and a plate (anode).
Key facts
- Electronic component.name
- Triode
- Electronic component.image
- Triody var.jpg
- Electronic component.caption
- Examples of low power triodes from 1918 (left) to miniature tubes of the 1960s (right)
- Electronic component.type
- Active
- Electronic component.working_principle
- Thermionic emission
- Electronic component.inventor
- Lee de Forest
- Electronic component.invention_Year
- 1908
- Electronic component.pins
- Plate, grid, and cathode
- Electronic component.symbol
- 80px
via Wikipedia infobox
Wikidata facts
- Image
- Triody var.jpg
Show 2 more facts
- Commons category
- Vacuum triodes
- time of discovery or invention
- 1906-00-00
Sources (3)
via Wikidata · CC0
Gallery (30)
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