Background noise
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Background noise or ambient noise is any sound other than the sound being monitored (primary sound). Background noise is a form of noise pollution or interference. Background noise is an important concept in setting noise levels.
Background noises include
The prevention or reduction of background noise is important in the field of
Other uses
In astronomy, background noise or cosmic background radiation is electromagnetic radiation from the sky with no discernible source.
In information architecture, irrelevant, duplicate or incorrect information may be called background noise.
In
In telephony, artificial comfort noise is used as a substitute for natural background noise, to fill in artificial silence created by discontinuous transmission systems using voice activity detection. Background noise can also affect concentration.
See also
- 4'33"
- Ambient noise level
- Electronic noise
- The Hum
- Colors of noise
- Sound masking
External links