The documents on the FCC Web site make interesting reading. 1.5KW out, 160 - 10 @ 100% Duty Cycle. That should grab the RTTY guys Internal Antenna Tuner. Says 2.0:1 SWR max one place, 16.6 to 150 Ohms another place. 1 KW out on 6 . Now, where can I buy one !! 73, Dick, W1KSZ