[TowerTalk] Crankup Tubular Tower Info

[ny6dx@netscape.net]

I have a us tower ma 770.I could mail you the spec. sheet and diagram










Joe Giacobello <k2xx at swva.net> wrote:

>Mike, I owned a TT-45 several years back.  If my memory serves, the 
>tower was in three sections.  The topmost section was locked into the 
>2nd section with a bolt or similar.  I think the second section slid on 
>a track (sort of tongue and groove arrangement) on it and the bottom 
>section.  I believe the 2nd section was male and the bottom was female, 
>but my memory is vague on this.  The raising cable went up the outside 
>of the bottom section and somehow fit between the inside of the bottom 
>section and the outside of the 2nd section and was attached to the 
>bottom of the 2nd section somehow.
>
>That's all I can remember.  It seemed to work reasonably well.  Maybe 
>someone else has a better recollection.
>
>73, Joe
>
>Mike Newman wrote:
>
>>Hi
>>
>>I'm looking for info on the Wilson and other tubular crank-ups.
>>
>>We don't get to see this make of mast here in ZL, but since I have some lengths of heavy wall steel pipe, I would like to build something like the Wilson crank-up.
>>
>>Can someone tell me what the tower comprises, and how it is assembled?
>>
>>Are the nesting tubular sections all circular or are some square in section?
>>
>>How is rotation of one section within the other prevented - ie  is there a keyway or similar.
>>
>>Thanks de MikeN,    ZL1BNB
>>
>>_______________________________________________
>>
>>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.
>>
>>_______________________________________________
>>TowerTalk mailing list
>>TowerTalk at contesting.com
>>http://lists.contesting.com/mailman/listinfo/towertalk
>>
>>  
>>
>_______________________________________________
>
>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.
>
>_______________________________________________
>TowerTalk mailing list
>TowerTalk at contesting.com
>http://lists.contesting.com/mailman/listinfo/towertalk
>

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