shot noise

Electronics. See under shot effect.

1975–80 Unabridged

shot effect

noun Electronics.
random fluctuations in the emission of electrons from a hot cathode, causing a hissing or sputtering sound (shot noise) in an audio amplifier and causing snow on a television screen.
Also called Schottky noise.

translation of German Schroteffekt (1918), equivalent to Schrot small shot, buckshot + Effekt effect Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
shot noise or shot effect
Also called: Schottky noise the inherent electronic noise arising in an electric current because of the discontinuous nature of conduction by electrons
shot effect or shot effect (ˈʃɒtkɪ)

Collins English Dictionary - Complete & Unabridged 10th Edition
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