Pete Brunet wrote:
>
> How do you determine how much windload is acceptable for a tower, e.g. a 65'
> Rohn 45 guyed at 25', 45' and 65'? Some example configurations being
> considered with various windloads are
> F12 C3+EF240230 -- 14.8
> F12 5BA+EF240230 -- 17.4
> TH11+EF240230 -- 18.9
> Are any of these getting too high? We can get some very strong bursts
here in
> Austin when fronts come through.
>
> Another consideration is putting the higher freq antennas at 65' and the
30/40
> up around 100'. Does this change the analysis?
>
> Thanks, Pete ws4g
>
> --
> FAQ on WWW: http://www.contesting.com/towertalkfaq.html
> Submissions: towertalk@contesting.com
> Administrative requests: towertalk-REQUEST@contesting.com
> Problems: owner-towertalk@contesting.com
> Search: http://www.contesting.com/km9p/search
Your question is not that simple to answer...it depends on the
specs of the tower and the mast that you use....I strongly suggest
that you purchase the MARC software from K7LXC....it can answer
a lot of your questions for you.
good luck es 73 de Mike/W6RW
--
FAQ on WWW: http://www.contesting.com/towertalkfaq.html
Submissions: towertalk@contesting.com
Administrative requests: towertalk-REQUEST@contesting.com
Problems: owner-towertalk@contesting.com
Search: http://www.contesting.com/km9p/search
--
FAQ on WWW: http://www.contesting.com/towertalkfaq.html
Submissions: towertalk@contesting.com
Administrative requests: towertalk-REQUEST@contesting.com
Problems: owner-towertalk@contesting.com
Search: http://www.contesting.com/km9p/search
|