ARRL Antenna Handbook, 19th Ed., pp 22-19/22-20 appear to deal with this
problem.
73 de Jim Smith VE7FO
Jim Jarvis wrote:
>US Tower rates the MA550 based on windload present
>1' above the top of the tower. Windload derating is
>necessary, as mast height is added above the tower
>top.
>
>Are there any structural guys on this reflector who would care to
>wade into analysis on what happens if the load is 5' or 10'
>above the top of the tower?
>
>Jim N2EA
>
>_______________________________________________
>
>See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless
>Weather Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any
>questions and ask for Sherman, W2FLA.
>
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>
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