Bruce, I don't know what software you are using on the K2/K3, but most software that I have used allows you to select 'PTT Via CAT Command' on the serial RS232 input which doesn't require setting DTR/RTS. I have had very good luck with this configuration.
73 Dave KD1NA >Due to the different levels present between the Line In >and the FP or RP mic >inputs you will need to adjust the VOX to a higher >level. When I tried this >I had to "almost" set the VOX to max....but not quite. >Why use VOX at all? If you have the radio connected >to a computer using a >soundcard program why not utilitze the RS-232 line >already connected? You >can do this by setting the PTT-KEY CONFIG menu >item and making the correct >DTR/RTS settings in the software you are using. _______________________________________________ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com