MAJOR OOPS....
the mentioned 130 ft towers have their anchors spaced 65 ft
from the tower, NOT 35 ft as posted. Sorry for the error.
Tom N4KG
On Mon, 28 Oct 2002 17:29:43 -0600 n4kg@juno.com writes:
> That (anchor radius = 80% of tower height) is the standard
> Rohn recommendation. Closer spacing is viable for shorter
> towers and / or smaller antenna loads. For a 130 ft 160M
> vertical with NO top load, closer spacing 'may' be OK.
> I would use 4 sets (levels) of guys.
>
> I know of two 130 ft R25 towers that have been up in Michigan
> for over 30 years with the anchors spaced 35 ft (and 5 sets of
> guys). Only wire antennas are supported by the towers
> except for a Telrex 3L20 on one of them for a few years.
>
> Tom N4KG
>
> On Mon, 28 Oct 2002 07:59:42 -0800 mwdink@eskimo.com writes:
> > Am I reading something wrong here?
> >
> > For a 130' tower, shouldn't the guys be no
> > closer than 104' (80%).
> >
> > dink, n7wa
> >
> >
> >
> > At 08:54 AM 10/28/2002 -0600, tombaugh wrote:
> > I'm interested in guys lengths as well. If one were to use 130
> feet
> > of rohn 25 for 160M or 80M. The nearest other tower is about 300
> feet
> > away. The guy anchors are about 60' from the base and I plan on
> guying
>
> > at approx 30, 60, 90 feet. The guy's calculate at approx 67',
> 84',
> and 108'. Looks like we may want to avoid 67', are the other
> lengths OK
> what are the recommendations?
> >
> > Tom Baugh
> > AE9B
> >
>
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