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This Post Has Been Edited by the Author
In Reply to: RE: Hash Filter / Diodes posted by Triode_Kingdom on April 02, 2017 at 07:47:32
Just wanted to add this image so you can see that the ultrasonic spike isn't only a small anomaly. Granted, it's well out of the audible spectrum, but any energy on the B+ line at that frequency could cause the PS voltage to swing like crazy. 10uF across the .001uF resolves this completely.
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