[Elecraft] Microphones for K2/3

[Greg Derda]

I am pretty sure that there are a couple of very simple circuits in 
"W1FB's Design Notebook" that specifically use the "D104 -> 
modern_radio" as an example.

Greg
KI4MMM
K2 #6100

On Sep 6, 2007, at 1:29 PM, Don Wilhelm wrote:

> John,
>
> If your D104 is an older one with the high impedance crystal or 
> ceramic element, yes it will not work so well (if at all).
>
> There was an article in QST about a year ago with a circuit design 
> that had a very high impedance input and the low impedance output 
> required by modern day radios, although a transformer with the right 
> ratio should work too.
>
> Another alternative is to change the element in the D104.  Heil offers 
> a kit to do just that - check www.heilsound.com for info.
>
> My D104 with an HC5 element draws comments from time to time.
>
> 73,
> Don W3FPR
>
> John Huggins wrote:
>> Thanks for the information all.
>>
>> So...
>>
>> I guess hooking up a D104 straight to K2 is not going to work out so 
>> well.  Yes I know this is like putting tail fins on a Ford Taurus, 
>> but the kids really dig talking into a mic like that during times we 
>> promote ham radio.
>>
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