Difference between revisions of "Pulse Code Modulation"

From Hydrogenaudio Knowledgebase
Jump to: navigation, search
(See also: archiveurl for history link)
 
(5 intermediate revisions by 3 users not shown)
Line 1: Line 1:
'''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 frequency]], and [[Quantization|quantized]] with a fixed [[bit depth]].
+
{{stub}}
 +
 
 +
'''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]].
  
 
This technology was created by Alec Reeves in 1937.
 
This technology was created by Alec Reeves in 1937.
  
See also: [[PDM]] and [[PAM]]
+
== See also ==
 +
* [[Pulse-Density Modulation]] (PDM)
 +
* [[Pulse-Amplitude Modulation]] (PAM)
  
[http://homepage.ntlworld.com/quantium/ahr/pcm.htm A page on PCM history]
+
* [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)
  
  
{{stub}}
+
[[Category:Technical]]

Latest revision as of 04:17, 16 September 2020

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[edit]