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[TowerTalk] AB-105/FRC

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Subject: [TowerTalk] AB-105/FRC
From: (Ian White, G3SEK)
Date: Mon, 15 Sep 1997 16:07:29 +0100
Steve Zettel wrote:
>2. Attach two cables above the center of gravity (actually, a sheave with a
>long cable running through). Each cable to a two-and-half ton truck. One or
>two tending lines on the other side of the tower. Detach the guy wires and
>slowly lower the tower by moving the trucks toward the base.

It's a great way to *start* lowering... but what happens when the tower
is almost down? The lower it comes, the less lifting force the lines can
provide, until...

As a test, try lowering a 20ft pole using two ropes held at waist level.
Then call the crane company.

73 from Ian G3SEK          Editor, 'The VHF/UHF DX Book'
                          'In Practice' columnist for RadCom (RSGB)

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