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Re: [TowerTalk] correcting a stupid mistake

Subject: Re: [TowerTalk] correcting a stupid mistake
From: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>
Date: Mon, 23 Mar 2009 21:27:57 -0400
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>

Bob Alexander wrote:
> Howdy,
>
> I find myself in the embarrassing position of having to correct a stupid 
> mistake that was made when my TH7 was reassembled after repairs from 
> storm damage.
>
> As we were bolting the TH7 to the mast (after raising it over the house, 
> around one tree and over another) we realized the mounting plate on the 
> boom was not normal to the elements.  It was about 5 ½ degrees off 
> vertical when we leveled out the elements and tightened all the 
> hardware.   So,  I have a tribander that works perfectly but has element 
> ends on one side 18 inches above the boom and 18 inches below the boom 
> on the other side.   After the ordeal of getting it to the top of the 
> tower we elected to leave it as is on the tower.
>
> Without taking the antenna down, the only way I can see to level out the 
> elements is to put a shim between the mast bracket and boom plate.  A 
> tapered shim about ¼ inches thick should do the trick.
>   
If you have to go up to the boom to mast clamp anyway, why not just 
rotate the boom in the clamp?

73

Roger (K8RI)
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