04-Jan-2018, 00:40
All the stuff bad dog suggested, plus try a single stereo amp, or even taking a single amp to a friend's who has a turntable and see if it's a problem there.
FWIW I think you're picking up mains hum from a power cord, or transformer near the TT, the cable or the amps, look at cable dressing, component positioning, and anything else you can think of.
FWIW I think you're picking up mains hum from a power cord, or transformer near the TT, the cable or the amps, look at cable dressing, component positioning, and anything else you can think of.
Roon, Rega P9 + Dynavector XX2Mk2 > 440 Pro > Sonus Faber Guarneri Evolution