In Reply to: RE: Odd hum issue - suggestions ?? posted by rogerh113 on May 31, 2017 at 08:35:42:
"The neutral to ground lug on the chassis was also enamelled, so cleaned that off. No improvement in the hum. I then ran a jumper wire between the the neutral bus of a large capacitor pair directly to the ground lug - hum gone."
I strongly suggest that you use a multimeter or other tester (or call an electrician) to be sure the Neutral and Ground wire at your AC outlet are correctly wired.
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Follow Ups
- RE: Odd hum issue - suggestions ?? - Triode_Kingdom 09:10:33 05/31/17 (0)