[TowerTalk] Advice on Cushcraft 40 meter repair

[Scott Hotchkiss]

Some marine supply houses carry "high torque" clamps.
Considerably more expensive, but worth the cost.
Climb once, do it right.
de W4PJ
Scott R. Hotchkiss
Fort Lauderdale, Florida
----- Original Message -----
From: "Mike Foerster" <mike.foerster@home.com>
To: "TowerTalk" <towertalk@contesting.com>
Sent: Wednesday, September 13, 2000 5:10 PM
Subject: Re: [TowerTalk] Advice on Cushcraft 40 meter repair


>
> I've just re-assembled my TH11DX, taking all of the elements apart and
> re-clamping them.
>
> I found one that after I had it tightened, I could twist the element.  I
> then checked ALL of the joints and
> found about 5 or 6 that were still loose, in spite of the clamps appearing
> tight.
>
> I've wondered how common this is, considering that the chap that I bought
> the antenna from
> found one of the ends laying on the ground as well.
>
> It seems that the clamps supplied with the systems will twist as you
tighten
> them, because of
> the torque on them.   Then, with a little jarring, they can go loose.
>
> Several of the clamps were bad so I used some hose clamps from my 77 280Z
> that have a
> screw & bolt that tighten them (stainless of course).  Very effective.
> Better than the treaded
> stainless clamps that the antenna was supplied with.
>
> I do like the idea of the TEK screws though!!!
>
> Mike
>
> ----- Original Message -----
> From: <K7LXC@aol.com>
> Subject: Re: [TowerTalk] Advice on Cushcraft 40 meter repair
>
>
> >
> >     BTW, losing hose-clamped element tips is pretty common. A suggestion
> is
> > to use either self-tapping, chiselpoint TEK screws or rivets to give
> > additional mechanical security. Use of either technique will provide
> > virtually 100% reliability.
> >
>
>
>
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>


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