[ICOM] HM-133 -- junko microphone?

[Mike - KD9KC]

I would try a shot of good contact cleaner before spending $$$$.  What do
you have to lose?

Mike - KD9KC.
M.A.R.I.E.
El Paso, Tx. 

www.w5dpd.org
 

> -----Original Message-----
> From: icom-bounces at mailman.qth.net 
> [mailto:icom-bounces at mailman.qth.net] On Behalf Of Steve Lewis
> Sent: Monday, January 29, 2007 5:53 PM
> To: icom at mailman.qth.net
> Subject: [ICOM] HM-133 -- junko microphone?
> 
> I'm having issues with my HM-133 mic (default mic for the IC-2720).
> It's NOT the radio, my HM-90A and bare bones HM-95 work fine!
> 
> Basically, I have to squeeze the mic in a death grip to acquire "PTT".
> There's an audible "click" without doing that, but I guess 
> the switch is not fully "depressed"...
> 
> I've taken the mic apart, there's no obvious mechanical flaw 
> -- and using a small blunt object I can "force" the switch 
> far enough to create "PTT".  The switch is NOT becoming 
> desoldered from the PC board, or anything like that.
> 
> Has anyone else had this issue?
> 
> Anyway -- seems like I have to replace the mic, probably with 
> another model.  Any suggestions?
> 
> -73- de N8TFD/Steve
> 
> 
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