davesmith3

Responses from davesmith3

TV Interference/RF Noise???
You're right; I do live in an apartment. My local audio guru just suggested the same thing, to try moving the TV. He stated that simply re-orienting the TV could eliminate the problem just as re-arranging the rabbit ears on an old TV changed the r... 
RF Induced Humming??
Brilliant! You nailed it! The cable was using the shield as the ground and that was causing the humming. I don't fully understand the physics, but the solution is simple. I found a coax grounding block ($2 at ACE hardware), which basically replace... 
RF Induced Humming??
You're correct, I have an RCA connection from the VCR to the pre-amp. If I unplug the RCA connectors that run from the VCR to the pre-amp, the humming stays the same (with the cable still plugged into the wall with no ground breaker). I would not ... 
RF Induced Humming??
You're correct, the cable box and modem have no ground prong on their plugs. Your suggestion is supported by my observation that when I attach the ground breaker, or unplug the coax from the wall jack, the humming decreases. What is a ground loop ...