[ICOM] Looking for a broken mic

Larry Young k4lxv at bellsouth.net
Thu Oct 1 20:50:09 EDT 2009


Mike: As the HM-75 mike has an electret element, Might I suggest that you simply try changing the element in the mike that you have to an electret element. Radio Shack has several types you may want to try and substitute.They are inexpensive, around $3.ea.
Larry K4LXV

--- On Thu, 10/1/09, Gary Fiber <gfiber at comcast.net> wrote:

From: Gary Fiber <gfiber at comcast.net>
Subject: Re: [ICOM] Looking for a broken mic
To: "ICOM Reflector" <icom at mailman.qth.net>
Date: Thursday, October 1, 2009, 6:37 PM

I see and no I don't have a better way. I doubt Icom has mic elements 
for the HM-75.
I was thinking you wanted to tinker with the control functions and 
those are merely a voltage level shift though I no longer know the 
resistor values and their functions.

At 03:15 PM 10/1/2009, you wrote:

>My (and every one of the several in town) T-81 has crappy TX audio 
>when compared
>to the audio from the HM-75 mic.  It is my hope to take the mic element out of
>an HM-75 and put it in the T-81, there-by making the audio sound better.
>
>Perhaps you know a better way???
>
>Mike - KD9KC.
>El Paso, Tx.
>DM61rt
>
>Molon labe. [mo-lone lah-veh] Google it...
>
>=============================================
>The United States Constitution (c) 1791. All Rights reserved.
>=============================================
>
> > -----Original Message-----
> > From: icom-bounces at mailman.qth.net
> > [mailto:icom-bounces at mailman.qth.net] On Behalf Of Gary Fiber
> > Sent: Thursday, October 01, 2009 4:10 PM
> > To: ICOM Reflector
> > Subject: Re: [ICOM] Looking for a broken mic
> >
> > Is that the one that has the control buttons on it? I don't have one
> > but what are you looking to do?
> >
> > Gary K8IZ
>
>----
>Your Moderator: Dick Flanagan K7VC: icom-owner at mailman.qth.net
>Icom Users Net: Sundays, 1700Z, 14.316 MHz
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Gary Fiber K8IZ
GROL PG-19-6691
Washington State Resident

----
Your Moderator: Dick Flanagan K7VC: icom-owner at mailman.qth.net
Icom Users Net: Sundays, 1700Z, 14.316 MHz
Icom FAQ: http://www.qsl.net/icom/
To support QSL/QTH.net: http://www.qsl.net/donate.html


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