- 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.
Origin of shot effect
translation of German Schroteffekt (1918), equivalent to Schrot small shot, buckshot + Effekt effect
Also called Schottky noise.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018