Does excess voltage cause hum?

My power conditioner frequently reads between 120-124 Volts. I hear a slight hum from my speakers. Is this the most likely cause?

bmpnyc10-06-2000 1:50am

phild Details Discussions Posts This discussion Message User 603 posts 10-06-2000 at 04:55pm Copy Comment URL Report Comment Edit Delete I experienced hum with a high-powered SET amp, and the manufacturer told me that my high voltage is most likely the cause of the problem (it does vary quite a bit...occasionally shutting down my Panamax). I have no hum at all when using solid state amps.