List, According to the Icom SM-8 Desktop Microphone manual, there is only 1 wire for the Up and Down buttons. So i suspect Icom feeds a positive voltage for up and a negative voltage for down (or vice versa). How to adapt this to make it work with K3? I had good audio reports so far.
Martin -- 73, DM4iM ______________________________________________________________ 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
