Dakota Digital ANT-1000 Electric Antenna - Automotive from The ANT-1000 AM/FM (only) electronic antenna is designed to perform as well as a standard rod antenna with no external rod or arial. Requires 12 VDC. Typical mounting locations are to the top of the windshield or rear window, inside fiberglass body panels, under upholstery, etc. For best reception, it's recommended to mount at least two inches away from any steel, and mounted as high in the vehicle as possible. Antenna dimensions: 3.5" long, 3/4" thick and comes complete with a 9' cable.