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shot noise |
Also found in: Wikipedia | 0.04 sec. |
shot noise(Schottky noise) The random emission and velocity of electrons from a cathode, which was discovered by Walter Schottky. See Schottky. shot noise [′shät ‚nȯiz] (electronics) Noise voltage developed in a thermionic tube because of the random variations in the number and the velocity of electrons emitted by the heated cathode; the effect causes sputtering or popping sounds in radio receivers and snow effects in television pictures. Also known as Schottky noise; shot effect. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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