I got a quick response from David Anderson, GM4JJJ, that the Koss SB40 has a dynamic mic. Looking at the specs at B&H Photo, I agree.
I’ve updated the blog post. wunder K6WRU CM87wj http://observer.wunderwood.org/ (my blog) On Aug 16, 2015, at 1:47 PM, Walter Underwood <wun...@wunderwood.org> wrote: > Finally got around to writing up my simple hack for cleaner mic bias with the > KX3 and Yamaha CM500. Along the way, I spotted something that will make all > us cheap hams happy. It looks like the Koss SB40 ($25) is the same headset as > the Yamaha CM500 ($55). > > But we really care about the better audio quality, right? > > Also, this makes it easy to have a separate PTT hand switch or foot switch. > > http://observer.wunderwood.org/2015/08/16/yamaha-cm500-headset-with-ptt-on-elecraft-kx3/ > > wunder > K6WRU > CM87wj > http://observer.wunderwood.org/ (my blog) > > ______________________________________________________________ > 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 wun...@wunderwood.org ______________________________________________________________ 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
