I was trying to get someone's thoughts on rf isolator or signal booster. I have two problems due to a long cable run. For starters, I would like to boost my signal for my HDTV because I do not believe its up to par. Secondly, I would like to fix a ground loop which is causing a slight
buzzing or humming noise coming out of the speakers connected to my RCA reciever. (no optical available on the...