Richard, The problem is, as usual, my lack of understanding of how something works. Now that I realize that MMTTY can select either channel, I get it. Unfortunately my PSK software can't do that. :-(
Thanks to both you and Joe for the guidance. 73, Mike NF4L On 11/27/2010 10:54 AM, Richard Ferch wrote: > Mike, > > I don't understand why you think there is a problem. I guess I don't > understand what you are trying to do. > > The hardware setup to use both receivers in RTTY is simple, and no > different from what you use with a single receiver - a single stereo > cable from the K3's LINE OUT to the sound card's LINE IN for receive, a > single mono (or stereo) cable from the sound card's LINE OUT to the K3's > LINE IN for AFSK transmit, and use RTS on the radio control port for > PTT. Or, if you prefer FSK, replace the AFSK transmit cable with FSK and > PTT keying circuits to the AUX input. > > There is no need for a second sound card, no need to cut cables, no need > to use a mixer to adjust balance. > > You set up one copy of MMTTY to receive using only the left channel of a > single sound card, and a separate copy of MMTTY to receive using only > the right channel of the same sound card. The two operate entirely > independently. One decodes the signal from the main receiver, the other > one from the sub receiver. If you only want to copy one signal, just > don't look at the output from the other copy of MMTTY, or if you find it > distracting, just turn SUB off and/or close down the second copy of MMTTY. > > From N1MM Logger, you can open two Entry windows, one for each VFO, and > open a separate Digital Interface window from each Entry window, with > separate copies of MMTTY each configured to use the appropriate channel > of the sound card. You can receive on both receivers at once, and choose > which one to transmit to with the "\" key. Or, if you only want to use > one VFO, just close down the second Entry window. > > 73, > Rich VE3KI > > > NF4L wrote: > >> All that strikes me as a kludge, but I certainly don't have a better >> solution. :-( >> ______________________________________________________________ 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
