Noise

Technology / Computers / Noise: Interference (static) that destroys the integrity of signals on a line. Noise can come from a variety of sources, including radio waves, nearby electrical wires, lightning, and bad connections. One of the major advantages of fiber optic cables over metal cables is that they are much less susceptible to noise.
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Other Words for Noise

Noise Noun Synonyms: sound, clamour, crash, clap, clash, clangour, din, thunder, thundering, rumble, rumbling, outcry, hubbub, uproar, hullabaloo, racket, charivari or and also shivaree, rattle, caterwauling, rumpus, blare, blast, blasting, bawling, babel
Noise Adjective Synonyms: sound, disturbance
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Dolby Noise Reduction

Technology / Home Audio / Dolby Noise Reduction: Decodes Dolby-encoded cassette tapes during playback to virtually eliminate the tape hiss which is especially apparent in quiet environments. Dolby B is the most widely used system. Dolby C is an exte MORE

Signal-To-Noise Ratio

Science / Spiders / Signal-To-Noise Ratio: ratio of signal variance to noise variance, computed for a given band limit. MORE

Noise Floor

Technology / Home Audio / Noise Floor: Normally the lowest threshold of useful signal level (although sometimes audible signals below the noise floor may be recovered). MORE