power supply

noun

Definition of power supply

: a device providing power to electronic equipment and sometimes designated A, B, or C according to its function of heating vacuum tube cathodes, causing a flow of electron current in plate circuits, or applying a direct voltage in grid circuits

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Cite this Entry

“Power supply.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/power%20supply. Accessed 19 Oct. 2021.

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