A couple of inverted V antennas could help the guying of a small roof top
tower too...
Chuck W5PR
On Mon, Dec 14, 2015 at 7:19 AM, Ed Sawyer <sawyered@earthlink.net> wrote:
>
>
> Stan, K5GO said "At risk of purists saying absolutely not, if I were going
> to put up just 30 feet of 25G tower and didn't have all the proper
> materials
> to insulate the guy wires and guy it as would normally be done, I wouldn't
> hesitate for a moment to put two levels on that small tower using 3/8"
> diameter polyester (Dacron) low stretch rope. The antenna will blow apart
> first eliminating a potential problem and rope doesn't rust."
>
>
>
> I would second Stan's suggestion for 2 reasons: 1) a spider beam is going
> to
> collapse anyway under a really strong Hurricane wind and 2) whenever
> someone
> says "rooftop" tower, what they really are saying is "how strong are my
> anchor points anyway?". This is all about the ability of the guy anchors
> to
> support the pull of the tower in wind. Rarely is any roof connection
> system
> up to the task. By support with a strong rope, you kill many birds with
> one
> stone and you likely don't add any weakness vs the anchor points.
>
>
>
> I had a 60 ft tower of 25G support by 2 sets of rope guys for 5 years as my
> 160M vertical. It was heavy rope and there was a plate under the tower.
> It
> was purposely not permanent because it was on a farmers land. I had to
> remove it when the land sold. Now I have 2 T top wire verticals - phased.
>
>
>
> Ed N1UR
>
>
>
>
>
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