Hallo, > If the K2 detects a KPA100 in the system, the TUNE mode power > level will > be 20 watts. If not, it will be 3 watts, and this will work > with either > the KAT2 or the KAT100. > I assume that if the QRO PA is not powered, this would mean tuning at the 3 watt level with the QRP PA. vy 73 de toby -- DJ7MGQ (ex dd5fz, dg5mgq) K2 #885 + 160,NB,SSB,ATU,Batt.,AF-Filter DOK C12, DL-QRP-AG #1717