[1000mp] 1000MP Clarifier Problem

Sat, 22 Feb 2003 22:42:56 -0500

I can try that trick with some DeOxit.  Thanks!  Yeah, real Super Technical
fix.  But, the type that I like!

Jack/KV1E

----- Original Message -----
From: "Tom Horton" <[email protected]>
To: <[email protected]>
Sent: Saturday, February 22, 2003 5:25 PM
Subject: Re: [1000mp] 1000MP Clarifier Problem

> I think most everyone experiences this from one time to another.
> I have tried several things short of replacing the control itself.
>   At times if I just thump the control on the front of the knob, it
> will work for long enough to do what I am doing right then. Super
Technical
> Fix, huh?
>   Another thing I have heard is to put th eradio on it's back then dribble
> a GOOD control cleaner
> on th einside of the shaft and let it run through to the control.
> I have not tried this.
>    But, I think th ebest temporary fix is just to turn slowly.
> If you do replace th econtrol, please came back here and tell
> us how it went.
> 73, Tom K5IID
>
>
>
>
> At 16:52 2/22/03 -0500, you wrote:
> >At 03:25 PM 2/22/03 -0500, you wrote:
> >>I have a problem with my RIT and XIT on the 1000MP and suspect the
> >>clarifier may be faulty.  I'm wondering if anyone else has had this
> >>problem and/or could offer some suggestions as to what the signal looks
> >>like coming out of the clarifier control in case I need to trouble
shoot.
> >>The problem is frequency jumps while turning the clarifier knob.  It
> >>happens in both RIT and XIT and happens more frequently when tuning down
> >>frequency.  The rx frequency will suddenly jump positive by as much as
> >>250Hz.  It happens less frequently if I turn the knob very slowly.  This
> >>sounds like it could be an optical control used for the clarifier, but I
> >>don't know.  It does not appear to be heat-related.  Also, does anyone
> >>know a replacement part for the clarifier?  I don't have the tech
service
> >>manual.
> >
> >This is a standard problem -- typically more in one direction than the
> >other and speed sensitive.  It's a mechanical encoder of some sort,
> >according to Yaesu.  Probably a bear to get at, but simple to fix once
> >you're there.  Why not call Yaesu for the part?
> >
> >
> >73, Pete N4ZR
> >The World HF Contest Station Database was updated 1 Feb 03.
> >Are you current? www.pvrc.org/wcsd/wcsdsearch.htm
> >
> >
> >
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> "E"  Sorter for the ARRL W5 QSL Bureau
> Williamstown, WV
>
>
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