Microphone Impedence

[Brian Carling]

You need to use a mic transformer to match that suckah to the hi-Z
input on the SBE-34.

Then it will work!

You must be one of the FEW individuals on the face of God's
earth that has a WORKING SBE radio!

Bry

On 25 Jan 98 at 9:55, Adam wrote:


> After reading our recent discussion on microphone impedences, I have a
> question regarding gain and Hi-Z mikes.
>
> I have an SBE-34 that runs full output power when tuning it up, but when
> you speak into the microphone and talk normally the power output is way
> down from max, even when the mike gain is all of the way up.
>
> The manual for the SBE says that it wants a medium to high impedence mike.
> The manual refers to a shure model 90B microphone as an example. I am using
> an old Yaesu mike that is marked as having 500 ohms impedence.
>
> Is this high, medium or low? Do you think that changing the microphone
> would give me all of the talk power that I should have?
>
> As a dedicated CW guy, SSB is new to me and I am unfamiliar with the
> operating conditions of SSB radios.
>
> Thanks for the help,
>
> Adam
> Adam McLaughlin KD6POC
> KD6POC at JPS.net
> http://www.jps.net/jmclaugh/adam.htm
> ICQ #6147499
> AIM "Screen Name" is: kd6poc
> "We are the dreamers, and we are the music makers"
>
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****************************************************
*** 73 from Radio AF4K/G3XLQ Gaithersburg, MD USA  *
**  E-mail to:  bry at mnsinc.com                     *
*** ICQ 6124470  ***
**  http://www.mnsinc.com/bry/                     *
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AM International #1024, TENTEN #13582. GRID FM19. Using a SWAN 250 on 6m,
Other rigs: Valiant, DX-60/HG-10, FT-840, TM-261A, Ameco TX-62, Gonset Comm. III
TEN-TEN #13582, DXCC #17,763 Bicentennial WAS

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