Has anyone had any experience using HDMI fiber optic converters/extenders? I have a weird ground loop problem in my system which I traced back to my HTPC. I get hum whenever I join the grounds between ...

I tried the solution mentioned here, and it only helped slightly. These speakers sound great, but the hum gets annoying to the point of me leaving the speakers off during normal operation. They hum, ...

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 ...