[TowerTalk] Ginpole for 20 foot sections

K7LXC@aol.com K7LXC@aol.com
Wed, 13 Jun 2001 09:19:46 EDT


In a message dated 6/12/01 11:45:50 PM Pacific Daylight Time, 
w7ni@easystreet.com writes:

>  A 3:1 mechanical advantage block and tackle system does, indeed, relieve
>  about 1/3 of the load on the gin pole, in addition to reducing the number 
of 
> bodies required on  the pull rope.

    You sure? Isn't a hundred-pound load going to weigh 100 pounds no matter 
how the block and tackle are set up? The load effort on the end of the rope 
will be reduced but the dead weight of the load stays the same. You still 
need a suitable ginpole. 

Cheers,   Steve    K7LXC
Tower Tech

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