Joe, Thanks for the info on upgrading my TS 450 S/AT to monitor the out going RTTY signals with the PK 232 MBX. I certainly am interested and will inquire about it next week. 73, Noel -- WWW: http://www.writelog.com/ Submissions: writelog@contesting.com Administrative requests: writelog-REQUEST@contesting.com Problems: owner-writelog@contesting.com