In the world of professional recording and live sound, any persistent hiss, buzz, or thump that bleeds from the headphones or monitor speakers into the final mix can be demoralizing. Ground‑loop hum ...

The ultimate goal of sound and image reproduction is realism — the kind that creates suspension of disbelief in the listener or viewer. And nothing breaks the spell like background buzz during a quiet ...

Your new plasma HDTV is beautifully hung on the wall. The cables are run behind the drywall and under the floor to an equipment rack built into an unused closet space. The speakers are a recessed bit ...

So a few days ago someone installed a cable TV, the cable is connected to a dvd/vcr combo player, and the sound is outputted to an amp and external speakers. When the cable was installed, they just ...

If you have connected your computer to your home entertainment system and heard a speaker hum, you may need to get rid of background interference caused by differences in electrical resistance between ...

I'm trying to figure out a way to deal with a ground loop problem I have at home, this is 60hz mains hum that comes out of speakers, even when nothing is connected to the device besides power cable. I ...