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Original Message
Any comments on this USB Power filter circuit ?
Posted by emailtim on February 4, 2021 at 00:08:10:
Any comments on this USB Power filter circuit (LC Filter with ferrite bead) ? From the scope plots it looks like a 3X to 6X improvement over stock.
https://andybrown.me.uk/2015/07/24/usb-filtering/
Thinking it might help clean up a Magic Jack's PS and lower the phone's noise floor.