Steve, Are you sure you're looking at the ACC2 ring contact? Ring is KEY OUT; tip is GPIO, a logic signal configurable in the ACC2 IO Menu entry.
Wayne N6KR > On Nov 21, 2020, at 1:12 PM, Steve Zabarnick <zabarn...@gmail.com> wrote: > > I'm exploring using my KX3 with the QRP-Labs 50W Amplifier. In measuring > the keyline output, I get zero volts to ground when in receive and about > 0.5 volts in transmit. When measuring resistance across the keyline I get > about 70 ohms in receive and 5K ohms in transmit. > > Isn't the keyline supposed to be open in receive and grounded in transmit? > > Steve N9SZ ______________________________________________________________ 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
