Dang. Replace "should leave MIC BTN to PTT” with "should set MIC BTN to PTT”.
wunder K6WRU Walter Underwood CM87wj http://observer.wunderwood.org/ (my blog) > On Nov 9, 2019, at 3:42 PM, Walter Underwood <wun...@wunderwood.org> wrote: > > The Elecraft Heil Proset uses an electret mic element, so it needs bias. > Yours uses a dynamic element, so it does not need bias. > > Your adapter from DX Engineering brings out the PTT contacts separately, so > you should leave MIC BTN to PTT. > > wunder > K6WRU > Walter Underwood > CM87wj > http://observer.wunderwood.org/ (my blog) > >> On Nov 9, 2019, at 3:13 PM, Kevin Zembower via Elecraft >> <elecraft@mailman.qth.net> wrote: >> >> Hello, new subscriber here. Thanks for setting up this list. >> >> I'm trying to connect a Heil Pro Set Elite headphones and mic to a KX-3. I'm >> confused by what I'm thinking is conflicting advice. The Heil mic has a >> dynamic element, while the KX-3 is normally used with the MH-3 mic with an >> electret element requiring bias voltage. I'm using the HLN-AD-1-KX3 adapter >> from DXEngineering to connect them. >> >> With regard to RTFM: I found the section on page 38 regarding MIC BIAS and >> MIC BTN. I understand that I should set MIC BIAS to OFF for the Heil >> headset. I think I should also set the MIC BTN to PTT, because I have a foot >> pedal connected to the adapter. >> >> However, I'm confused by the flyer at >> https://ftp.elecraft.com/KX3/Manuals%20Downloads/E740174%20Proset%20for%20the%20KX3%20Rev%20A.pdf >> which seems to indicate that MIC BIAS should be ON, and MIC BTN OFF to >> disable all PTT switches. This indicates that the transmitter should be >> triggered only by VOX or the XMIT front panel switch. >> >> And, also confusing, I found the email thread at >> http://elecraft.365791.n2.nabble.com/Microphone-Setup-tp7609912.html which >> is for the K3. I wasn't sure if this advice for the K3 could also be applied >> to the KX-3. In particular, the note at >> http://elecraft.365791.n2.nabble.com/Microphone-Setup-tp7609912p7609921.html >> uses a MIC SEL menu option, which doesn't seem to be available on the KX-3. >> It does have lots of detailed information about settings for TX EQ which I'd >> like to use if applicable. >> >> I only have the opportunity to use the KX-3 at our club shack, about once a >> week, so I can't just turn to it and experiment. I'm also worried about >> causing permanent damage to either the radio or the headset by just trying >> things out. >> >> Any advice to clear up my confusion? Thanks for any help and guidance. >> >> -Kevin >> KC3KZ >> >> >> ______________________________________________________________ >> 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 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
