Clutter
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(Redirected from Background Return)
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Clutter
1. Atmospheric
noise, extraneous signals, etc., which tend to obscure the reception of a
desired signal in a radio receiver, radarscope, etc.
As compared with interference, clutter refers more particularly
to unwanted reflections on a radar plan
position indicator, such as ground return, but the terms are often used
interchangeably.
2. = window.
References
This article is based on NASA's Dictionary of Technical Terms for Aerospace Use