if its guyed, it's not self supporting....
On 5/12/2006 11:56:53 PM, K8RI on Tower talk (k8ri-tower@charter.net) wrote:
> My 1990 catalog states
> "Guyed ROHN towers are not self supporting at any
> height".
> OTOH it seems like I have an older catalog that gives information for self
>
> supporting installations. Unfortunately I
> haven't been able to find it.
>
> Roger Halstead (K8RI and ARRL 40 year Life Member)
> N833R - World's
> oldest Debonair CD-2
> www.rogerhalstead.com
>
> >
> > In a message dated 5/12/2006 4:10:01 P.M. Pacific Daylight Time,
> > towertalk-request@contesting.com writes:
> >
> >> Hmm...
> that's interesting, thanks for the file.
> > Given that Steve has maintained that 25G isn't
> self-supporting at any
> > height literally dozens of times on this reflector, I wonder if that
> > document from 1987 has been superceded.
> >
> >
> > Umm, really?
> Doesn't sound familiar.
> >
> > My reference is a little Rohn pamphlet called "Manufacturer's
>
> > Technical
> > Information for Bracketed or Self Supporting Towers - 25G, 45G, 55G &
> > SSV".
> > Forty-feet of free standing 25G can take 1.5 square feet @ 70 MPH -
your
> > basic
> > TV antenna. At 30-feet it'll take 1.7 square fee
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