What kind of radio is it off of?  The kenwoods are a low impedence mike 
as I recall, but I've used all kinds of mikes on them.  I'd bet it needs 
power on the element.
73
Butch Bussen
wa0vjr
open Node 3148
Las Vegas


On Thu, 18 Feb 2010, Steve Dresser wrote:

> Mark,
>
> Even with the wrong impedance, you should get some audio out of that mic.
> Maybe it's a carbon mic, or a condenser mic, although that's not very
> likely.  In either case, the mic would need some DC voltage to make it work.
>
> Steve
>
> ----- Original Message -----
> From: "Mark" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Thursday, February 18, 2010 13:20
> Subject: Mike Impedance for modern Radios
>
>
>> Hi
>>     I decided to convert one of my junk box two meter mikes to a mike =
>> for my Kenwood TS 440 S. This will hold me over until my Heil head set =
>> is repaired. The conversion went smoothly and every thing went well =
>> until I tried to use the mike and no audio came out. I am sure the =
>> wiring is right. So, I am left with the question of would this be an =
>> issue of having the wrong impedance microphone? If so how does one go =
>> about changing the impedance?
>>     Thank you in advance for your help.
>>
>> God bless,
>> Mark
>> Jesus Is Lord!
>>
>
>