Tim... There should NOT be a dead short between the centre conductor and ground of the chassis mounted SO-239, make and model of radio notwithstanding. It appears that there is a short inside the radio (or a bad SO-239 jack) Cheers and Good Luck... Darrell, VA3DG/VE3DDG Tim wrote.... > I tested the connection on the radio and it shows for > lack of a better VOM a dead short,