In a message dated 5/28/04 9:33:15 AM Pacific Daylight Time,
tower@rogerhalstead.com writes:
> In my case the mast extends 30 feet above the top of the tower as well.
> When you consider the leverage exerted by the top antennas as well as the
> wind resistance of the mast that is a horrendous force side force. Putting
> the rotor down farther reduces the arm and thus the force at that point.
> The forces are also distributed over a wider area.
You're also vastly reducing the bottom lever arm moment of the mast - and
the resultant forces - inside the tower.
Cheers,
Steve K7LXC
TOWER TECH
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Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
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