i think it's in the plug John, but too crowded in there to sort it 
out.At 09:21 PM 4/14/2012, you wrote:
>I've seen that in the past when a wire is touching the inside of the mic
>plug or mic itself. Very rare though.
>----- Original Message -----
>From: "Pat Byrne" <[log in to unmask]>
>To: <[log in to unmask]>
>Sent: Saturday, April 14, 2012 10:12 PM
>Subject: Re: grounding question
>
>
> > You might have an open in the mike cable or the plug to the
> > TS2000.  I have an intermitent similar issue with a heil mike
> > developed for the IC756.
> > Pat, K9JAU At 08:45 PM 4/14/2012, you wrote:
> >>I'll have to try j8just grounding the antenna.  In the past, if I
> >>didn't have an
> >>rf ground I'd get a lot of hum on the air.  The microphone I'm using is
> >>metal
> >>and touching it caused the hum and also usually got me a shock.  Perhaps
> >>the
> >>antenna grounding will take care of that for me.
> >>
> >>Tom
> >>
> >>
> >>Tom Brennan  KD5VIJ, CCC-A/SLP
> >>web page http://titan.sfasu.edu/~g_brennantg/sonicpage.html