K2/100 - with SSB Adapter 1.07v 1.8 to 18 Mhz transmitts OK in lower sideband....upper sideband the rig keys to the set power 21 to 28 Mhz transmitts OK in upper sideband....lower sideband the rig keys to the set power. Anyone have any ideas? Mike is a Yaesu MH31 hand mike. Pin 8 = AF Pin 7 = ground Pin 6 = PTT and Pin 5 = gound Lee - K0WA