In Reply to: Help with ampex 6973 monos posted by brent101 on April 21, 2016 at 14:26:39:
Just so you know, all caps, resistors, wiring, everything is new, tried subbing different tubes, checked all grounds. I think the hum is a 60 cycle hum. No audio source comes through the speakers.
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- RE: Help with ampex 6973 monos - brent101 15:13:43 04/21/16 (0)