Confirmed that RTTY 23 is 45 baud FSK. I set the KAM Plus's modem to 2198 Hz Mark and 2222 Hz space and just copied KK5OQ at 21,085.82 KHz. My rig's dial is set to 170 Hz shift Mark, so you have to make the necessary adjustment to get Charles' actual mark frequency :-) 73 Chen, AA6TY