hi Barry, The ant. length should be about 9 ft. depending on the exact freq. You can replace it with a telescoping ant. or alum. tube. Regards, Art Barry Baskin wrote: > If u cut off the wire antenna on an AM Receiver, can u replace it with a > telescoping metal antenna. If so, how long should the metal antenna be > relative to the old wire one? This is for wireless timing gear applications > on 27mghz. > RCSE-List facilities provided by Model Airplane News. Send "subscribe" and >"unsubscribe" requests to [EMAIL PROTECTED] RCSE-List facilities provided by Model Airplane News. Send "subscribe" and "unsubscribe" requests to [EMAIL PROTECTED]