Sometimes, when you plug an audio line from a desktop computer into a stereo receiver or amplifier, an annoying hum comes through the speakers along with the music. You stop the music and the hum is ...

I've been working on this all weekend and I can't figure it out. Here's the setup and problem - I have a Creative Z2 Platinum sound card, a Viewsonic N6 video processor, and set of Klipsch 2.1 Pro ...

My work laptop hums at me. <BR><BR>I plugged in a phone-recorder adapter to the Line In/Mic on the left side of my Latitude D620, to test for doing interviews. (The adapter was on Rec, not Play.) I ...