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Re: [TowerTalk] U-bolt swivel

To: "jacobsen_5@msn.com" <jacobsen_5@msn.com>
Subject: Re: [TowerTalk] U-bolt swivel
From: "Kelly Johnson" <n6kj.kelly@gmail.com>
Date: Mon, 11 Jun 2007 11:44:51 -0700
List-post: <mailto:towertalk@contesting.com>
I can picture this in my mind, but isn't that a lot of stress to put
on the u-bolt and mast since you now have the entire weight of the
antenna pulling down on the "boom section" with no counter-weight on
the other side?


On 6/11/07, jacobsen_5@msn.com <jacobsen_5@msn.com> wrote:
> Kelly, n6kj, is looking for a way to swivel his 2el/40m to vertical so he can 
> work on it without having to drop........errrr, lower it from the tower.
>
> Kelly, If my ageing memory serves me correctly, the PVRC came up with a mount 
> to do just this. I think it was even included in the ARRL handbook at one 
> time. Nothing more than a short "Boom section" attached to the mast, coming 
> out horizontally about 10" or so. Then you would mount the boom from the 
> antenna onto the stub by rotating the mounting plate horizontal (same plane 
> as the elements).  Does this "rattle" anyone else's grey matter? Maybe point 
> Kelly to a picture/drawing??
>
> GD luck with your project.
> 73
> K9WN  Jake
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