[Towertalk] MW BC tower insulator swap method

[Zac Smith]

if you wanna see how we ground our towers send me an email on what part you
wanna see ill be happy to send pics
----- Original Message -----
From: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>
To: <towertalk@contesting.com>
Sent: Wednesday, May 15, 2002 1:19 PM
Subject: [Towertalk] MW BC tower insulator swap method


> Hi you guys:
>
> Last night I went to the monthly meeting of the local radio club. The
> program was a tour of a local 1580 Khz AM station tx site.  I was real
> excited because I had never gotten a chance to see a mw bc tx site up
close
> so I went along and asked a lot of questions.  When we got out to the
tower
> I asked if we could see the base of it up close.  I wanted to see how the
> pros did their grounding, counterpoise connections, and insulation of the
> tower.  I expected to be told we couldn't get close because of liability
but
> to my surprise the guy showing us around let us gather around the tower
> base.  I only had to say "Don't Touch That!" twice when it looked like
> someone was about to lean up against the pipe running from the tuning shed
> to the tower.  Anyway, what I wanted to share was something I learned that
> was real interesting to me--these base insulators wear out eventually and
> have to be replaced.  That's done by jacking up the tower just enough to
> allow the insulator to be quickly swapped out so a new one can be put in
and
> the tower let back down to rest on it. I thought that was a nifty trick.
We
> also saw an old Sparta standby tx (four 4-1000s) and learned how they
> isolate an FM antenna on an AM tower.
>
> 73,
> Rob Atkinson
> K5UJ
> k5uj@hotmail.com
>
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