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Sound and Recording, 5th Edition by Tim Mccormick, Francis Rumsey

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Glossary of terms

AAC   Advanced Audio Coding.

ABR   Auxiliary Bass Radiator.

AC   Alternating current.

A/D   Analogue-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 honour of André Marie Ampère (1775–1836).

Anechoic Chamber   A highly absorbtive room; the walls, floor and ceiling of which ...

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