[TowerTalk] Fw: Rohn 25 stub tops

sabrams@nycap.rr.com sabrams at nycap.rr.com
Sun Jun 5 15:17:40 EDT 2005


----- Original Message ----- 
From: <sabrams at nycap.rr.com>
To: "K4SB" <k4sb at bellsouth.net>
Sent: Sunday, June 05, 2005 3:16 PM
Subject: Re: [TowerTalk] Rohn 25 stub tops


> Please also consider that a "short" top section provides structural 
> support for the tower by capping it with a thick steel top plate welded to 
> the legs. The "rotator shelf at the top" of a straight section is not as 
> thick and is held on with U-bolts (I think 1/4 inch).  This difference may 
> not be critical, but we should be aware of the difference.  73  Saul  K2XA
> ----- Original Message ----- 
> From: "K4SB" <k4sb at bellsouth.net>
> To: <towertalk at contesting.com>
> Sent: Sunday, June 05, 2005 3:06 PM
> Subject: Re: [TowerTalk] Rohn 25 stub tops
>
>
>>> One thing to remember about with the little 25G flat top, though, is 
>>> that
>>> the rotor can only be placed either 1' down from the top or at the next
>>> lower joint.  For a "normal" mast (10-15') this limits your options.
>>> My logic was having 4' of a 15' mast inside a tower section (even with a 
>>> cut
>>> brace) would be better than having 1' of a 15' mast inside the tower 
>>> with no
>>> cut brace....?
>>> 73,
>>> Blake N4GI
>> .........
>> Have to agree 100% with Blake's comments. However, I have moved rotor
>> plates up and down inside their normal mounting position on Rohn 25
>> with no problems. All 4 of my towers have the rotors mounted lower
>> than normal, with the exception of the big 89' crankup.
>>
>> Very important as Blake says, 4' inside the tower is a lot better on
>> the rotor.
>>
>> 73
>> Ed
>>
>> _______________________________________________
>>
>> See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless 
>> Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with 
>> any questions and ask for Sherman, W2FLA.
>>
>> _______________________________________________
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>>
> 




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