Pulse Code Modulation

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Revision as of 16:03, 4 July 2005 by Rjamorim (talk | contribs)

Pulse Code Modulation (PCM) is a method of recording sound as digital data. The amplitude of the audio signal is sampled at a regular sampling rate, and quantized with a fixed bit depth.

This technology was created by Alec Reeves in 1937.

See also: PDM and PAM

A page on PCM history


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