[Towertalk] Towerbuilding 201

[jon.zaimes@dol.net (Jon Zaimes AA1K)]

> > Further, I suggest you do the calulations for a 70 ft tower
> > guyed 3 ways at 50% of the tower height.  I'm sure you will
> > find that the loads placed on the tower are WELL within
> > the R25 ratings and the guy wire ratings assuming a
> > nominal antenna load under 12 sq ft.

The Rohn TVRO specs allow for a 6 ft diameter satellite dish, 48.9 sq. ft
projected area, in 70 mph wind load, on an
80-foot tower with 50% guying -- with 3 guys at just two places, 40 feet
and 80 feet. Similar Rohn 45 allows for 8-ft. diameter
dish of 87 sq. ft.

73/Jon AA1K