N0CE asked: > My K3 shows 15.4 amps at key down in CW at 100 watts with a P3 attached. > A dummy load was used. > How does that compare with your K3's, please? Please be aware that the transmit current drawn by the K3 depends significantly on the band. On some bands, my K3 draws upwards of 20 amps. 73, Paul W8TM