Hum in speakers

Hum in speakers how do I find the problem

chubaka03-19-2016 1:14am

chubaka OP Details Discussions Posts This discussion Message User 28 posts 03-19-2016 at 03:42pm Copy Comment URL Report Comment Edit Delete With the Amps just plugged into the speakers the hum is still there
chubaka OP Details Discussions Posts This discussion Message User 28 posts 03-19-2016 at 05:45pm Copy Comment URL Report Comment Edit Delete I would post a pic if it would help but I don't know how
chubaka OP Details Discussions Posts This discussion Message User 28 posts 03-20-2016 at 01:04am Copy Comment URL Report Comment Edit Delete Hum comes out of both speakers it is all the time they are Sierra audio Denali mono blocks
chubaka OP Details Discussions Posts This discussion Message User 28 posts 03-20-2016 at 01:08am Copy Comment URL Report Comment Edit Delete There is a dimmer switch which controls a ceiling fan