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Re: [TowerTalk] 40m Beam: Problem - Attenuation and Static

To: <towertalk@contesting.com>
Subject: Re: [TowerTalk] 40m Beam: Problem - Attenuation and Static
From: "Edward Sawyer" <sawyered@earthlink.net>
Date: Fri, 22 Mar 2019 12:04:42 -0400
List-post: <mailto:towertalk@contesting.com>
Rich, I am glad you found the problem, but my guess is that you only
temporarily fixed it.  My experience is that this stuff re-emerges, usually
after temp cycling a bit, sometime a number of months later.  I have learned
to do a clean replacement once found to avoid re-occurring problems -
especially on the tower.  And its always right before or during a
contest....

73

Ed  N1UR

------------------------------

Message: 3
Date: Thu, 21 Mar 2019 21:06:10 -0500
From: Richard Thorne <rthorne@rthorne.net>
To: towertalk@contesting.com
Subject: Re: [TowerTalk] 40m Beam: Problem - Attenuation and Static
Message-ID: <85042f14-9cdc-c72f-db7a-275f24684ed0@rthorne.net>
Content-Type: text/plain; charset=utf-8; format=flowed

The WX cooperated yesterday evening so I could climb the tower.

I disconnected the coax to the balun as well as disconnecting the balun from
the feed point, then reconnected both.

During the disconnection process I did not notice anything unusual. I also
opened the balun and everything looked normal.

Since and SWR analyzer was not useful for identifying the problem I took my
Elecraft KX2 up the tower with it's own coax to connect to the balun.

After reconnecting the balun to the feed point I connected the KX2 to the
balun and found WW0Y CQing.? The beam was pointed in the wrong direction but
he did hear me for a very brief QSO.

A picture of the KX2 setup is on my qrz page.

I wonder if this is the first qso made at 120' on a tower?

At any rate the problem is now resolved.? I guess the disconnect/reconnect
solved the problem.

Thanks for all the suggestions.

Rich - N5ZC


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