[Elecraft] CM-500

[Josh Fiden]

I used the CM-500 extensively with a 756 which provides 8V bias (IIRC). 
Worked great.

73,
Josh W6XU

On 3/14/2013 11:45 AM, Dr Ira J Saber wrote:
> GA Everyone
>
> I hope this has not been answered before, but I could not find my 
> answer in the archives, so here goes.
>
> Can anyone tell me how much bias the microphone is able to tolerate?  
> Since the battery pack supplies 3v
> dc, I am sure that 4-5 volts probable won't hurt.  But how about 
> 10-12v DC?
>
> I use my headset with my K2, but would like to try it with another rig 
> that supplies 10v.  To get my other rig voltage down to the 3-4v 
> region require about 12 meg ohms in series with the 10volts supplied.
>
> All of you guys and gals are a great source for info regardless of 
> topic and I wish to thank all and any of you who choose to answer my 
> "novice" question.  I have learned something in my years on this 
> earth, that if you don't ask you do not get any answers.
>
> Thanks again in advance.
>
> 73
>
> Ira    N2IS
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