CONFIG: PTT-KEY dtr-off This means that PTT is mapped to DTR, and KEY is disabled (off). If you wanted to disable PTT and CW KEY, then you'd adjust CONFIG: PTT-KEY to off-off 73, Lyle KK7P > ... > > I assumed off was..... off. > ... > >> Good point, Guy. Unfortunately, CONFIG:PTT-KEY is set to dtr-off.