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Re: [TowerTalk] Truss clamp for 2" mast ??

To: towertalk <>
Subject: Re: [TowerTalk] Truss clamp for 2" mast ??
From: Steve Maki <>
Date: Thu, 22 Jul 2010 08:24:09 -0400
List-post: <">>
>>  Ok... I'm not impressed with the F-12  method of  securing the over head 
> truss line to the 2" mast. 
>>  The F-12  method consist of  looping the  1/8"  SS  truss  cable  
> through the "U"  portion of a standard
> U-clamp.. with the  saddle on the back end of the mast.   While this method 
> works, it's  an absolute 
> bitch to get some tension on the truss line.    IE:  you have to push up on 
> the U bolt.. and hold it there, then tighten  the U bolt. wrote:

>     The first time I encountered this method, I  wasn't totally impressed. 
> But after installing dozens of them over the years  with no failures, I've 
> accepted it as simple and reliable. F12 uses 7x19  wire rope so it suffers 
> little damage in use. 

One workaround if faced with this system is to tighten the cable support 
and then loosen the boom to mast clamp, allowing the boom to slip down 
to the point where the boom guys are at the desired tension. You've got 
to have the boom a little high to begin with of course.

-Steve K8LX

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