It minimizes the tower twisting forces especially at the base. Recommended
by Rohn. Especially advantageous with a tall tower with a big load; lets the
guys do the work. Ive been on the top of my tower with a strong wind blowing
and with the 1/4" EHS it barely moves.
Carl
KM1H
----- Original Message -----
From: "Mark Robinson" <markrob@mindspring.com>
To: "jeremy-ca" <km1h@jeremy.mv.com>; "Paul Hemby" <phemby@hotmail.com>;
<towertalk@contesting.com>
Sent: Friday, July 13, 2007 8:00 PM
Subject: Re: [TowerTalk] new tower
> What is the advantage of a pier pin base?
>
>
> 73's de Mark N1UK G3ZZM
>
>
> ----- Original Message -----
> From: "jeremy-ca" <km1h@jeremy.mv.com>
> To: "Paul Hemby" <phemby@hotmail.com>; <towertalk@contesting.com>
> Sent: Friday, 13 July, 2007 7:56 PM
> Subject: Re: [TowerTalk] new tower
>
>
>> 1. What do you plan to put on it?
>>
>> 2. Id strongly suggest a pier pin base no matter what sort of guying.
>>
>> 3. I have 180' of 45G up 17 years and it has withstood hurricanes,
>> northeasters, microbursts, severe icing, etc. And that was with a 4 stack
>> of
>> 40' booms on 20 and 4/4 40M KLM's. I dont even count the several 20' tall
>> 2
>> way radio sticks, plus the 20' mast and a 38' boom 6M yagi.
>> I use 1/4 EHS guys at 70% of height.
>>
>> Carl
>> KM1H
>>
>>
>> ----- Original Message -----
>> From: "Paul Hemby" <phemby@hotmail.com>
>> To: <towertalk@contesting.com>
>> Sent: Friday, July 13, 2007 5:26 PM
>> Subject: [TowerTalk] new tower
>>
>>
>>>I would like to install 170 feet of Rohn 45 tower. The problem is that
>>>the
>>> specs call for guy points to be 136 feet. My lot is only 170 feet wide
>>> which will give me about 96 feet on each guy point. Is there anyway to
>>> elevate the guy points enough, such as using H beam to make this work,
>>> or
>>> increasing the size of the guy cables, pouring additional concrete, etc,
>>> the
>>> tower can be bracketed to the poured concrete bond beam on a concrete
>>> block
>>> garage at 10 feet if this would help. Any help or ideas would be
>>> appreciated. Thanks Paul WN4AMO
>>>
>>>
>>> _______________________________________________
>>>
>>>
>>>
>>> _______________________________________________
>>> TowerTalk mailing list
>>> TowerTalk@contesting.com
>>> http://lists.contesting.com/mailman/listinfo/towertalk
>>>
>>
>> _______________________________________________
>>
>>
>>
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>
>
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