Do you have the other, unused, antenna output selected? 73, Eric WA6HHQ Gene Sailsbury wrote: > My tuner has work great up to now. Now it will not tune 40 meters. Tunes > all other bands great. Will go to 9:1 SWR and tune down to 5.9 SWR. I have > tried 3 other antennas with same results. Also connected Dummy load and got > the same results. HELP! > 72 > Gen N0MQ