From Hydrogenaudio Knowledgebase
This document is a stub. You can help Hydrogenaudio Knowledgebase by expanding it.
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