[mikethedruid]

There's an old Rolling Stones song, "You Cant Always Get What You Want." The method I described will get you a working radio. Also, I realize now that plug on the back is an accessory plug, and the loop appears to be hard wired into the circuit. Good luck. Download the Rider's information from that link and read through it carefully. Lots of good information there. Let us know how things turn out.