Thanks, I’ll check the link. Ah, that is a link to the post on Yahoo! Groups, but Yahoo! shut all that down and didn’t even leave the archives live. Sigh. I’ll try and find it elsewhere.
It looks like I reposted his 2012 post in 2014, so maybe I’ll link to that. https://elecraft-kx.groups.io/g/main/message/46148?p=%2C%2C%2C20%2C0%2C0%2C0%3A%3Acreated%2C0%2Ckk7p+mic+bias%2C20%2C2%2C0%2C35006985 wunder K6WRU Walter Underwood CM87wj http://observer.wunderwood.org/ (my blog) > On May 17, 2023, at 8:35 AM, Hank <h...@optilink.us> wrote: > > I went back and re-read you article. I had made a setup for my KX3 a few > years back and couldn’t remember all of the details. Thanks for reposting!! > > BTW, Lyle’s article you mention, the link is dead. It was a great resource if > you can find it again! > > Thanks, > Hank > K4HYJ > > >> On May 17, 2023, at 12:07 AM, Walter Underwood <wun...@wunderwood.org> wrote: >> The mic bias is +3.3 V on the tip. On the KX3, there is also a logic level >> DC voltage on the ring. This is not as clean as the mic bias and can cause >> some noise on mics that short those. You can split out those signals with a >> TRS plug or a stereo-to-mono splitter. See this blog post (from me) for >> details. >> >> https://observer.wunderwood.org/2015/08/16/yamaha-cm500-headset-with-ptt-on-elecraft-kx3/ >> >> Phantom power for studio mics is quite different. >> >> wunder >> K6WRU >> Walter Underwood >> CM87wj >> http://observer.wunderwood.org/ (my blog) >> >>> On May 16, 2023, at 6:40 PM, Alan Geller via Elecraft >>> <elecraft@mailman.qth.net> wrote: >>> >>> Is what Elecraft calls mike “bias” in the K3 and K3s Owners handbooks >>> Equivalent to the “48 volt ghost voltage” required for condenser mikes et al >>> In the broadcast and music industry ? >>> >>> It is mentioned that “mike bias” needs to to be turned on for condenser >>> type mikes >>> But off for dynamic types which is also equivalent for the more common >>> Term “48 volt ghost voltage” >>> >>> Thanks for any help >>> >>> Alan/K6ADG >>> ______________________________________________________________ >>> 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 h...@optilink.us > ______________________________________________________________ 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
