[Elecraft] Dave Clark Microphone

[RBrigham1 at cs.com]

Don,
I can tell you that the PTT function is not on the headset, and the audio input to the headset (150 ohm impedence) is on another plug which I have already sorted out.
I guess I will have to dig up a schematic from somehwere.
Thanks,
Rob
KC6ROC K2 #5924 in progress

"Don Wilhelm" <w3fpr at earthlink.net> wrote:

>Rob,
>
>If you can tell us what the functions of 3 wires are, then we should be able
>to tell you how to connect it.
>Pure speculation tells me that one is AF, another is ground and the third
>may be either the voltage feed to the electret element or it may be the
>audio to the headphone section, or it could be a PTT wire - but that is
>strictly a guess based on my assumption of whatever might be included in the
>set of 3.  In other words, a SWAG.
>
>If the element is truly an electret type, it will likely work with the K2
>just fine.
>
>73,
>Don W3FPR
>
>> -----Original Message-----
>>
>> I have a query for the group. I am a pilot and have several Dave
>> Clark H13.4 headsets with noise-cancelling electret microphones
>> that terminate in a 3-wire connector. Can these microphones be
>> configured to work with the K2?
>> Rob
>> KC6ROC  K2 #5924 in progress
>>
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