Dennis wrote:
I'm running the output of my computer to my stereo aamplifier.
I'm getting an annoying 60Hz hum through both speakers. This
occurs with all inputs and outputs muted. If I unplug the plug from
the back of the computer the hum stops. Help please,

Dennis
Make sure, that both your computer and your stereo are connected
to ground. The netfilter in your computer will otherwise dump a
filtercurrent along your audio path ground.