Turntable hum

If I hook up the grounding wire from my turntable to my amp the hum gets noticeably louder. What gives?

Yale

yaluaka04-18-2019 8:33pm

mijostyn Details Discussions Posts This discussion Message User 8,221 posts 04-19-2019 at 03:13am Copy Comment URL Report Comment Edit Delete What preamp or phono amp are you using? Does the hum change as you mov the tone arm across the record?