# Screeching

**URL:** <https://forum.psaudio.com/t/screeching/88>\
**Category:** Everything Else\
**Created:** [April 18, 2013, 11:49pm UTC](https://forum.psaudio.com/t/screeching/88 "2013-04-18T23:49:47Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Paul](https://sea1.discourse-cdn.com/flex015/user_avatar/forum.psaudio.com/paul/32/6_2.png) [@Paul](https://forum.psaudio.com/u/Paul)\
**Post date:** [April 18, 2013, 11:49pm UTC](https://forum.psaudio.com/t/screeching/88/1 "2013-04-18T23:49:47Z")

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Today I’d like to finish up on SMPS (switch mode power supplies) and how they work in a power amp as well as why we don’t want them in digital source equipment. I’ve detailed how much better a SMPS is […]

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**Author:** ![ryonlunch32](https://avatars.discourse-cdn.com/v4/letter/r/9e8a1a/32.png) [@ryonlunch32](https://forum.psaudio.com/u/ryonlunch32)\
**Post date:** [April 19, 2013, 10:01am UTC](https://forum.psaudio.com/t/screeching/88/2 "2013-04-19T10:01:04Z")

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Once upon a time there was an amp and a switching power supply. And they lived happily ever after.  
  
  
  
[http://www.pstracks.com/pauls-posts/screeching/10269/](http://www.pstracks.com/pauls-posts/screeching/10269/)  
  
  
  
J.P.

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**Author:** ![ryonlunch32](https://avatars.discourse-cdn.com/v4/letter/r/9e8a1a/32.png) [@ryonlunch32](https://forum.psaudio.com/u/ryonlunch32)\
**Post date:** [April 19, 2013, 10:04am UTC](https://forum.psaudio.com/t/screeching/88/3 "2013-04-19T10:04:48Z")

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Once upon a time there was a DAC and a switching power supply. When they were together nobody could stand the noise so they were separated and ultimately got a divorce… And they lived happily ever after. 😃  
  
  
  
[http://www.pstracks.com/pauls-posts/screeching/10269/](http://www.pstracks.com/pauls-posts/screeching/10269/)  
  
  
  
J.P.