02-13-2021, 01:39 PM
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Guest
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Join Date: Apr 2009
Location: Pa
Posts: 23,609
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Quote:
Originally Posted by W9TR
This is the money shot.
Massive reduction in noise on the USB output.
The Green trace is the quiet power supply output. Basically thermal noise from the regulator I used.
The Blue and Cyan traces are the RPi USB noise without quiet power supply. |
Quite the difference. 
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