(See quot. 1912.)

Atmospheric disturbances of electrical origin causing interference with communication in wireless telegraphy, television, etc. Also occasionally…

Electrical disturbances producing interference with the reception of telecommunications and broadcasts, typically manifesting as crackling or…

Reception of signals (sometimes spec. unwanted signals or interference) by electrical apparatus. Also: a received radio or television programme…

Designating sound or sounds forming a continuous background to a situation or place, or incidental to a specific audible event; = background noise n.…

Adventitious signals or effects in the reception or recording of sound. Also attributive.

in sound reproduction, noise that is introduced by the recording medium (e.g. needle hiss on a gramophone record).

Electronics. Usually without a or plural. Unwanted low-frequency variations in current or voltage (the cause of which is usually the alternating…

Electrical noise caused in a circuit by the thermal agitation, and subsequent random motion, of the charge carriers in a conductor.

Electronics. An undesired interference signal or modulation produced (e.g. in a thermionic valve) by mechanical vibration. Usually in plural.

noise arising from the random thermal motion of electrons.

Electronics. In plural. Parasitic oscillations.

noise due to the flicker effect.

In sound recording and reproduction: the (usually undesired) continued oscillation of a system, esp. a loudspeaker, after the cessation of the…