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[TowerTalk] LOOS gauge ramblings

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Subject: [TowerTalk] LOOS gauge ramblings
From: (Barry Kutner)
Date: Wed, 14 Mar 2001 00:52:44 -0000
Q: What is the most frequently misspelled word on Towertalk?

A: Phillystran

Barry W2UP

On 14 Mar 01, alsopb wrote:

> I started thinking more about the question I had posed about the LOOS
> tension gauge being used to measure tension on a small piece of EHS
> attached to phylistrand.
> Here's a thought experiment I proposed.  It was what got me thinking
> about how accurate the LOOS gauge is on a short section of EHS flanked
> by big grips.
> The length of the EHS section is just equal to the length between the
> Loose attach point and the readout scale.  Big grips on either side. 
> In this case, it would seem to be that it would take quite a bit more
> downward force to obtain the same deflection one would get for a long
> piece of the same EHS.  If the two ends of the EHS were physically
> clamped in a vice, I'm sure it would take a MUCH larger downward
> force.  Does the presence of husky big grips partially simulate these
> vices. 
> I'm beginning to think that one needs a section at least twice the
> length of the gauge to get a meaningful result.  
> If the above is not true, I'd really like to have some technically
> savvy person explain to me how the gauge really does work correctly in
> these cases.
> de Brian/K3KO
> --
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Barry Kutner, W2UP              Internet:
Newtown, PA         FRC         alternate:

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