If your new plasma is 100-feet away or so and you don't want to buy our 720p / 1080i /1080p tested cables here's another option. This gold plated RG6 to RCA adapter is the fastest way of putting an RCA connector on a coax cable.
Buy a bunch of the RG6 to RCA adapters and get some RG6 wire and make them yourself.
Our RG6 to RCA adapters allows you to run long cables. This crimp-on connector will save you time and money. This unique design will allow one connector to crimp-on our long coax cables.
Our RG6 to RCA adapters are perfect for home theatre applications when using composite video and analog audio.