[TowerTalk] Large rotors

[w7why@mail.coos.or.us (Tom Osborne)]

Jan L. Ditzian wrote:
> 
> The subject of large rotors (forget about fitting into tower sections for a
> moment) might be solved if there were a source of worm drive gears.  An
> electric motor turns around 1750 rpm, so there is a rough ballpark for the
> reduction necessary (~2000:1).  With a worm drive, there is no need for
> braking.  However, that is the end of the idea, so far.  I have no clue 
>as
> to how to obtain such a drive.
> Jan, KX2A

Hi Jan.  Here's some places you might try to check for worm gears 73
Tom W7WHY
http://www.metacrawler.com/crawler?general=worm+gears&target=&method=2&region=0&rpp=20&timeout=10&hpe=10

--
FAQ on WWW:               http://www.contesting.com/towertalkfaq.html
Submissions:              towertalk@contesting.com
Administrative requests:  towertalk-REQUEST@contesting.com
Problems:                 owner-towertalk@contesting.com
Search:                   http://www.contesting.com/km9p/search