Phil,
Totally different. HDX-572 uses a 4:1 cable system on the main lifting
cable. A motorized HDX-572 has 2 cables on the drum. One pull up and one pull
down. It may have multiple cables on the upper sections, depending on the age
of the tower.
Skip, KJ6Y
_Communications Service Co_ (http://members.aol.com/kj6y/skip.html)
818-887-3569
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