A few people say that 1.5-2.5V is provided for the microphone. This makes since, because they need to sense the button presses, too.
Most people are trying to put other headsets on iPhones or Macs, but the info may be useful. http://www.zerologic.com/Blog/iPhone-Headphone-plug-pinouts.html http://electronics.stackexchange.com/questions/38452/electronic-aspects-of-iphone-3-5mm-audio-output https://www.ifixit.com/Teardown/Apple+EarPods+Teardown/10501 wunder K6WRU CM87wj http://observer.wunderwood.org/ On Oct 15, 2014, at 8:30 AM, Phil Hystad <phys...@mac.com> wrote: > The only kinds of splitters I have found are actually combiners: separate > mic and headphones connections to plug into an iPhone. > > 73, phil, K7PEH > > > On Oct 15, 2014, at 7:59 AM, Dave Van Wallaghen <w8...@comcast.net> wrote: > >> I would think you are right also. >> >> I apologize for the lack of correct terminology. I was in the middle of my >> first cup of coffee ;-) >> >> I meant the "plug" on your earbuds - not jack. I have the version that >> splits the jack signals on my tablet. You would need the opposite version I >> use. I bought a couple for spares - they were only a few bucks if I remember >> correctly. I'm sure it will work fine and sounds like a nice compact setup. >> >> Take care & 73, >> Dave W8FGU >> >> >> >> On 10/15/2014 10:47:23 AM, "Phil Hystad" <phys...@mac.com> wrote: >> >>> Dave, >>> >>> Thanks. Just when your message popped in I was actually looking for >>> splitters. Found a Griffin MicConnect interface but that is not what I >>> want. From what I have learned so far, the mic technology assumed by the >>> iPhone is passive Dynamic mic. No Bias is supplied by the iPhone (probably >>> would have been my guess anyway). >>> >>> 73, phil, K7PEH >>> >>> >>> On Oct 15, 2014, at 7:41 AM, Dave Van Wallaghen <w8...@comcast.net> wrote: >>> >>>> Hi Phil, >>>> >>>> I can't speak to the quality of the mic on those earbuds, but there are a >>>> number of splitter cables out there that will split the mic and speaker >>>> signals form the TRRS jack on you earbud cable to the mic and speaker >>>> connections on your KX3. >>>> >>>> I use one I ordered from Amazon to do just that when using my ASUS T100TA >>>> tablet for digital modes with my KX3. Sorry I don't currently have a link, >>>> but there are a number of them out there with various prices and quality. >>>> >>>> HTH >>>> >>>> 73, >>>> Dave W8FGU >>>> >>>> >>>> >>>> >>>> On 10/15/2014 10:19:57 AM, "Phil Hystad" <phys...@mac.com> wrote: >>>> >>>>> When I operate portable with my KX3 I am often favoring my Apple iPhone >>>>> earbuds over other headsets. I have no measure of whether these are >>>>> better or worse then others (I also own CM500 but it is big and bulky) -- >>>>> but they work fine for me so far. And, in portable ops, I have been 100 >>>>> percent CW so voice quality has not been an issue. >>>>> >>>>> But... >>>>> >>>>> If I wanted to switch to SSB for some reason I am thinking: "Is there a >>>>> way to use the mic that is integrated with these iPhone earbuds?". >>>>> >>>>> In a perfect world where there is no resistance nor taxes, this would >>>>> work without any special plugs or jacks just like it works on my iPhone >>>>> but I don't expect that. Has anyone done this? Has anyone adapted this >>>>> mic for use on the KX3? I don't even know the mic technology (electret, >>>>> dynamic, etc.). >>>>> >>>>> 73, phil, K7PEH >>>>> ______________________________________________________________ >>>>> 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 w8...@comcast.net >>>> >>> >> > > ______________________________________________________________ > 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
