Again, it doesn't act like ground loop or faulty ground hum. Since touching the tonearm repeatedly will cause it to diminish gradually until it's gone. It's like something is getting charged up sitting, and releases when you touch the arm, or the arm is playing.
I've changed outlets AND circuits, as well as power isolators, phono cable, and arm without any effect, I figure it has to be the cartridge or phono amp, with a slight chance of it being the pre. I'm going to change the input on the pre today to see if that has any effect.
I've changed outlets AND circuits, as well as power isolators, phono cable, and arm without any effect, I figure it has to be the cartridge or phono amp, with a slight chance of it being the pre. I'm going to change the input on the pre today to see if that has any effect.