bad idea, RCA uses an impedance of 75 Ohms, which you fuck up when you splice the wire. I'd recommend using RG6 cabling for the video, and, if possible, S/PDIF for the audio, but in lieu of that I'd ...
We recently purchased a new soundbar system for our living room (http://www.amazon.com/Sony-HTCT550W-The ... B004MF7A02). The living room shape doesnt really allow ...