HI, can you confirm that the KXUSB uses TTL signal levels rather than standard RS232 levels? I got an extra one with my PX3 and repurposed it to talk to a GPSDO that requires TTL serial levels and it seems to work fine. I just put a 3.5mm TRS jack on the GPSDO.
73, Mark W7MLG On Mon, Aug 6, 2018 at 8:01 AM, Don Wilhelm <donw...@embarqmail.com> wrote: > Hans, > > Do not connect a standard serial cable or a USB to serial adapter to the > K2 AUX IO connector - keep in mind that it is not labeled "RS-232" for a > reason. > > Yes, you can make an adapter to connect the KXUSB to the K2. A 3.5mm jack > and a DE9 male connector as well as 3 wires are needed. > Connect the KXUSB tip to the DE9 pin 3, the ring to pin 2 and the Sleeve > to pin 5. > ______________________________________________________________ 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