Glossary
OdB FS—Digital Full Scale, the level above which clipping will occur.
AC—Alternating Current. (See DC)
Acoustic Feedback—Continuous howling or whistling sound caused by the sound from a loudspeaker being picked up by a microphone and re-amplified with a loop gain of greater than unity.
Acoustics—A general term referring to the way sound behaves in a particular space such as a room or concert hall.
Active—A circuit that uses electrical power to amplify or otherwise process signals. Examples include power amplifiers, electronic crossovers designed to process line-level sources and effects units.
A/D or Analogue-to-digital Converter—Circuit for converting analogue waveforms into a sequence of equally-spaced samples, each of which ...
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