My guess is that it is just atmospheric corrosion on the contacts. It does
not seem to be related to burning/arcing.
Jim W4LC
----- Original Message -----
From: "Tom Branch" <tom@k4nr.org>
To: "w4lc" <w4lc@fuse.net>
Sent: Thursday, January 30, 2003 03:37
Subject: Re: [TowerTalk] Rising SWR Update
> I wonder why it happens are low frequencies?
>
>
> ----- Original Message -----
> From: "w4lc" <w4lc@fuse.net>
> To: "Tom Branch" <tom@k4nr.org>
> Cc: <TowerTalk@contesting.com>
> Sent: Wednesday, January 29, 2003 8:22 PM
> Subject: Re: [TowerTalk] Rising SWR Update
>
>
> > Hi Tom,
> >
> > You may want to try opening the RCS-8V remote box and cleaning the
> contacts.
> > I recommend a business card sprayed with a contact cleaning solution on
> both
> > sides. Just run it beween the contacts a couple times.
> >
> > I have the RCS-4, and have had to do this about once a year. The
symptoms
> > telling me this is due are just what you describe.
> >
> > Jim W4LC
> >
> > ----- Original Message -----
> > From: "Tom Branch" <tom@k4nr.org>
> > To: <towertalk@contesting.com>
> > Sent: Wednesday, January 29, 2003 02:55
> > Subject: [TowerTalk] Rising SWR Update
> >
> >
> > > Greetings,
> > >
> > > I ran a few more tests tonight. I put the dummy load at the base of
the
> > > tower. No problems. That rules out everything between the tower and
the
> > > shack. I ran 1 kw into the antenna and waited for the SWR to climb. As
> > soon
> > > as it reached 2:1, I switch to one of the other sloper legs and the
SWR
> > > continues to climb off the meter. That rules out the baluns. The
only
> > two
> > > things left are the Ameritron antenna switch and the coax running up
the
> > > tower. I guess I'm going to climb the tower and bypass the antenna
> switch
> > > and try it again. Too late to climb tonight. Anyone have issues with
> the
> > > Ameritron RCS-8V?
> > >
> > > Tom
> > >
> > > tom@k4nr.org
> > > http://www.k4nr.org
> > >
> > > _______________________________________________
> > > TowerTalk mailing list
> > > TowerTalk@contesting.com
> > > http://lists.contesting.com/mailman/listinfo/towertalk
> >
> > _______________________________________________
> > TowerTalk mailing list
> > TowerTalk@contesting.com
> > http://lists.contesting.com/mailman/listinfo/towertalk
> >
>
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