http://www.hdtvsupply.com/hdmi-to-coax.html What this WolfPack HDMI to Coax Converter Can & Cannot Do: CAN DO: Convert an HDMI signal (like from a DVD player) to a coax signal AND CONVERT THE COAX SIGNAL BACK TO HDMI. The coax cable cannot have splitters. It will do nothing else. Think of it as a long HDMI cable with HDMI connectors on both ends. Both the Transmitter and Receiver MUST be used. WHAT IT CANNOT DO: Convert an HDMI signal to a coax signal to go into the coax input of a TV. ...