AMTOR like PACTOR are ARQ modes. Amtor does have a FEC mode to it. But it very hard to find anyone using Amtor now days with all the sound cards modes around today.
At 01:57 PM 1/3/2010, you wrote: >Listening just now on my xmas present, a Kenwood TH-F6A, on 10, 15, and 20m, >heard PLENTY of digital signals, mostly RTTY or AMTOR (which one not sure) >connected to a 11m stick in the basement here.
