[TowerTalk] Raising mast?
Sat, 23 May 1998 08:05:40 -0400
> Attach a pulley at the bottom of the tower and run the haul rope
>it. This is called a snatch block and changes the direction of the haul
>run from vertical to horizontal. Since you will need 260 pounds of pull to
>hoist the mast (130 pounds up the rope inside the tower and 130 pounds down
>the rope on the outside of the tower), you'll need a lawn tractor, winch or
>bunch of friends to pull it up.
If I remember my physics, the tension in the rope with an ideal pulley is
With real-world friction, it would be higher.
Tom - N1MM
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