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Digital Audio

TermDefinition
Absorption In acoustics, absorption is what happens when sound waves are absorbed by a surface, as opposed to bouncing off the surface (reflection).
Absorption Material in a control room, for example, tend to “deaden” the sound of the room because the sound energy is absorbed rather than reflected.
Absolute Phase This term describes a perfectpolarity between an original signal (into the microphone) and the reproduced signal(through the speaker).
When positive pressure exerted upon the microphone It is translated as positive pressure to the loudspeaker, the two are in “absolute phase.”
Accelerometer A device that measures the acceleration to which it is subjected and creates an electric signal to match it. In music and audio, accelerometers are found in such things as microphones and guitar pickups.
Acorn Tube Named for its acorn-like shape, an acorn tube is a small vacuum tube used in ultra high frequency (UHF) electronics such as tube amplifiers.
Acoustics
Created by: spotsville2