And I would not hesitate to put up 30 feet of Rohn 25 with only one set of
guys at the top.
Chuck W5PR
On Mon, Dec 14, 2015 at 8:27 AM, Chuck Dietz <w5prchuck@gmail.com> wrote:
> 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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>
>
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