Advice please

I'm getting a lot hum in my speakers, I have monitor audio 9s biamped with a EAD powermaster 2000. help!

jjbussanmas10-08-2002 4:56pm

tok20000 Details Discussions Posts This discussion Message User 608 posts 10-08-2002 at 07:38pm Copy Comment URL Report Comment Edit Delete Probably a ground loop issue. Check other threads here that talk about ground loop problems. KF