On Fri, Aug 10, 2012 at 3:20 PM, Thomas Rieff <k0yr...@gmail.com> wrote: > I have 2 K-3's in SO2R configuration with a basic 2.7 Khz and 400 hz > filters. > When listening to RTTY and the filter is wide open there will be a lot of > signals. > Turning the filter to 400 Hz the signals seem to just about disappear with > only the very strong ones audible/visible. Where am I a miss in my setup???
Disappear where? I suspect you're using software that's configured with a different mark frequency than the K3 (use the PITCH) control in AFSK A or FSK D data sub-modes. 73, ~iain / N6ML ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html