[TowerTalk] Wind and the antenna

Cox, Norman R. nrc at mst.edu
Wed Jan 6 12:29:31 EST 2016


  Kent, it's sometimes suggested that you point the beam in a direction that will result in the least wind resistance.  If your elements are longer than the boom, for example, you would point the beam 90 degrees to the wind direction.  In a publication somewhere, I remember seeing where someone worked out the expression for the force vs direction.  Anyway, if the wind continues to change directions, you're going to get hit ever which a way.

Norm
KE0ZT

________________________________________
From: TowerTalk [towertalk-bounces at contesting.com] on behalf of Thomas Noel [tnoel at mac.com]
Sent: Wednesday, January 06, 2016 11:11 AM
To: Kent Olsen
Cc: towertalk at contesting.com
Subject: Re: [TowerTalk] Wind and the antenna

Kent,

Just release the brake and let it windmill. All the excess energy will become stored in the tightly wound coax lines, and can be recovered later and put to use.  ;>)

Thomas W Noel
KF7RSF

> On Jan 6, 2016, at 7:49 AM, Kent Olsen <kilo6dko at gmail.com> wrote:
>
> I am going through my first real wind event here since I put up my tower
> and beam. I am in a wind protected valley but the wind this time is blowing
> up the valley to the north so it is a bit stronger than I have seen.
> Nothing over 40 to 45 mph in a gust.
>
>
> Is it better to turn the beam into or away from the wind??
>
> --
> Thanks
> 73
> Kent
> NC6B
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