repair a carver tfm15cb

who can repair this,it hums like ground loop or a transformer hum thru speakers when no source is hooked up

bbaxley207-23-2006 9:44pm

audphile1 Details Discussions Posts This discussion Message User 4,169 posts 07-23-2006 at 11:46pm Copy Comment URL Report Comment Edit Delete is the cable tv box anywhere near the amp?