Sound and Recording, 7th Edition

 

Glossary of Terms

AAC	Advanced Audio Coding.
ABR	Auxiliary Bass Radiator.
AC	Alternating Current.
A/D	Analog-to-digital conversion.
AES/EBU	Audio Engineering Society/European Broadcasting Union: typically refers to a standard digital audio interface.
AF	Audio Frequency.
AFL	After Fade Listen.
AGC	Automatic Gain Control.
Aliasing	The generation of in-band spurious frequencies caused by using a sampling rate which is inadequate for the chosen frequency range, i.e. it is less than twice the highest frequency present in the signal.
AM	Amplitude Modulation.
Amp	The unit of electrical current, named in honor of André Marie Ampère (1775–1836).
Anechoic Chamber	A highly absorbtive room; the walls, floor and ceiling of which ...