Indeed, Andy is correct. The Elecraft serial is STEREO and the Icom is MONO.
I reversed them in my mind and didn’t verify which was which before posting. The main point behind this was to highlight that the two were not interchangeable. tnx Mike / K5JR Alpharetta GA On Mar 12, 2024, at 12:55 PM, Andy Durbin <a.dur...@msn.com> wrote: "The KAT serial port is MONO, not STEREO, as I (not so quickly) discovered" The plug has to connect data in, data out, and ground. That requires 3 contacts which cannot be done with a mono plug! The KAT500 PC DATA port uses a STEREO plug. Andy, k3wyc ______________________________________________________________ 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 Message delivered to k5jr.li...@gmail.com ______________________________________________________________ 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 Message delivered to arch...@mail-archive.com