Yep - got that set with PC at ~30%, WSJT-X slider at ~60% and MIC (Line Gain) at 18 so 4 bars solid and 5th just flickers. The LEDs on the KPA500 remain steady, it's just the P3TXMON that seems to vary. Bret/N4SRN -- Sent from: http://elecraft.365791.n2.nabble.com/