I'm trying to get to the bottom of some technical issues I've had with my home theater setup. It's always been fed power through a pretty high-end UPS/line conditioner, so I doubt that's the problem.

I've got a receiver from the 70s that's been working fine until the last few weeks - it's cracking in the right front speaker, with no signal present (and it doesn't seem to be affected by volume). It ...

The road to perfect home cinema sound is full of sonic potholes. From speaker selection and positioning to acoustic treatment and cable runs, at every turn, there are potential hazards lurking. And ...