FOR SALE: Drake DC-3 Power supply - works with the 3 line and 4-line Drake Transmitters and transceivers. Including TR-4 series Comes with all cables for connection to radio and speaker. Also has heabvy duty cable for connectiont o car battery or other 12V DC source. UNTESTED, but beliueved to be working. No guarantee. Priced accordingly at $39.00 plus shipping