Mike, If you have the 10 watt K2 with the KAT2, the power level for TUNE is 2 watts For the K2/100 with the KAT100, the TUNE power is 20 watts. 73, Don W3FPR AC6JA at aol.com wrote: > Does anyone know what the power output should drop to during a TUNE > sequence with the ATU with using the latest firmware? > > Mike AC6JA > K2 #028 > >