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Re: [TowerTalk] guy levels ?

To: TOWERTALK@contesting.com
Subject: Re: [TowerTalk] guy levels ?
From: Cqtestk4xs@aol.com
Date: Tue, 21 Aug 2007 22:12:55 EDT
List-post: <mailto:towertalk@contesting.com>
 
In a message dated 8/21/07 10:08:41 P.M. Eastern Daylight Time,  
4cx250b@muohio.edu writes:

I was  under the impression that one shouldn't guy a tower at regular
spacings,  because the wind can excite standing vibrational modes in the
tower that  can lead to failure. In such modes, the vibrational standing wave
nodes  would be at the guy anchor points. I thought non-integer spacing of
guy  wires was recommended to eliminate this possibility. Am I wrong  about
this?



XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
 
The engineers at Rohn who designed the spacings for the towers apparently  
have no problems with this.  They are all pretty evenly spaced.
 
Bill K4XS/KH7XS



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