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Total 5 documents matching your query.

1. [TowerTalk] Boom sag on Cushcraft A4S (score: 1): Author: Bill DeVore <maxrcul@gmail.com>; Date: Thu, 6 Oct 2016 17:25:54 -0400; Im getting ready to put up my first beam. Ive noticed the ends of the boom on the A4S sag about 3-5 inches below the center point. Would making a truss out of a non stretching material such as philly; /archives//html/Towertalk/2016-10/msg00064.html (7,236 bytes)
2. Re: [TowerTalk] Boom sag on Cushcraft A4S (score: 1): Author: "David Robbins" <k1ttt@arrl.net>; Date: Thu, 06 Oct 2016 21:43:17 +0000; if you are in an area of heavy ice storms you might want to, otherwise you are just being anal. David Robbins K1TTT e-mail: mailto:k1ttt@arrl.net web: http://wiki.k1ttt.net AR-Cluster node: 145.69MHz; /archives//html/Towertalk/2016-10/msg00065.html (7,996 bytes)
3. Re: [TowerTalk] Boom sag on Cushcraft A4S (score: 1): Author: Grant Saviers <grants2@pacbell.net>; Date: Thu, 6 Oct 2016 14:57:35 -0700; The boom is not particularly heavy duty IMO (I have 2x A4S). If icing is likely a Phillystran truss would be a sensible addition. Also it is quite easy to deform the boom with the element clamps and; /archives//html/Towertalk/2016-10/msg00066.html (9,918 bytes)
4. Re: [TowerTalk] Boom sag on Cushcraft A4S (score: 1): Author: Kevin <kstover@ac0h.net>; Date: Thu, 6 Oct 2016 19:39:08 -0500; My father has had an A4S up for nearly 25 years sans a boom truss. We live in Iowa. We have real winter. We haven't seen the kind of damage Grant is talking about. When it comes down for bi-annual ma; /archives//html/Towertalk/2016-10/msg00067.html (11,515 bytes)
5. Re: [TowerTalk] Boom sag on Cushcraft A4S (score: 1): Author: "john@kk9a.com" <john@kk9a.com>; Date: Fri, 7 Oct 2016 09:56:34 -0400; The sag will not effect the performance and it will not be noticeable from the ground. My homebrew 60' boom antenna sags more than that:) The boom material is pretty weak on Cushcraft antennas, I hav; /archives//html/Towertalk/2016-10/msg00070.html (8,139 bytes)

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