Paul A. Cianciolo paulc at snet.net "The cover has the layout of the parts. The connector has 6 coax outputs into a D type connector." +++++++++++++++++++++++++ It sounds like the R-1051/URR receiver frequency standard. There is some info on repairing it here: http://www.jamminpower.com/PDF/Navships%200967-034-2000.pdf