control grid

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control grid

noun control grids

An electrode used in amplifying thermionic valves (vacuum tubes) such as the triode, tetrode and pentode, used to control the flow of electrons from the cathode to the anode. It usually consists of a cylindrical screen or helix of fine wire surrounding the cathode, and is surrounded in turn by the anode.

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"control grid." Wiktionary, via Micwyn, micwyn.com/word/control%20grid. Accessed 6 Nov. 2026.

APA

control grid. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/control%20grid

Chicago

"control grid." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/control%20grid.

BibTeX

@misc{control_grid_2026,
  title = {control grid},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/control%20grid},
  urldate = {2026-11-06}
}