https://wiki.hydrogenaudio.org/api.php?action=feedcontributions&feedformat=atom&user=68.50.20.20Hydrogenaudio Knowledgebase - User contributions [en]2026-04-28T20:17:17ZUser contributionsMediaWiki 1.44.2https://wiki.hydrogenaudio.org/index.php?title=Pulse_Code_Modulation&diff=29352Pulse Code Modulation2020-09-16T04:17:58Z<p>68.50.20.20: /* See also */ archiveurl for history link</p>
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'''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 [[Quantization|quantized]] with a fixed [[bit depth]].<br />
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This technology was created by Alec Reeves in 1937.<br />
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== See also ==<br />
* [[Pulse-Density Modulation]] (PDM)<br />
* [[Pulse-Amplitude Modulation]] (PAM)<br />
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* [http://web.archive.org/web/20030406235542/http://homepage.ntlworld.com:80/quantium/ahr/pcm.htm A page on PCM history] (Archived as of April 6, 2003)<br />
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[[Category:Technical]]</div>68.50.20.20