In Reply to: RE: Eico HF 30 rebuild, hums badly... posted by gkargreen on December 23, 2015 at 08:39:16:
You did check the wiring on the heaters of the output tubes? So that AC from heater line is cancelled by push-pull effect.
8^)
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Follow Ups
- RE: Eico HF 30 rebuild, hums badly... - FenderLover 09:18:35 12/23/15 (2)
- RE: Eico HF 30 rebuild, hums badly... - gkargreen 10:42:56 12/23/15 (1)
- RE: Eico HF 30 rebuild, hums badly... - TimeConstant 12:23:47 01/08/16 (0)