[TowerTalk] 40-2CD boom guy

[Tyler Stewart]

I did the QHS ++ mods to my 402CD and am running without any truss on my
402CD.  Havent seen any huge winds, but lots of big ones.

73, Ty K3MM

-----Original Message-----
From: Jim White, K4OJ <k4oj@ij.net>
To: Brian Harris <Brian.Harris@sv.sc.philips.com>; towertalk@contesting.com
<towertalk@contesting.com>
Date: Thursday, August 13, 1998 02:50
Subject: Re: [TowerTalk] 40-2CD boom guy


>
>Brian asks:
>
>
>Does a 40-2CD require a boom guy?
>
>...it definitely needs support - either from the supplied truss arms from
>below - or from a traditional cable type truss....the suggested
>modifications to the beam as chronicled in W6QHS (W6NL now) book on yagi
>antenna design include the act of reinforcing the central boom section...so
>don't even think about going "sans-truss".
>
>
>
>
>If so, how much above the antenna does the anchor for the guys need to be?
>
>
>You only need a coupla feet to do the job - more distance looks more
>impressive though :-)......the use of Phillystran for a boom guy eliminates
>even starting to worry about if that truss is resonant and will disturb
>adjacent antenna patterns.
>
>
>.....just my thoughts........let see what N4KG thinks, tho!
>
>
>
>73,
>
>Jim, K4OJ
>
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>
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>
>
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>website@:
>
>http://home1.gte.net/wd4ahz/fcg/ssqp.htm
>
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