Re: [ATM] Need Advice on Mounting & Driving a 16 Inch Newtonian

["Eric S. Johansson" <esj@harvee.org>]

David Sleeter wrote:

> 3. Finally, I'm looking for good ideas on the scope's general construction.
> I have a machine shop so I can make just about anything. but I'm
> up-in-the-air about things like how to make the tube/truss assembly, and how
> to make the forks (either equatorial or alt-azimuth, it will be
> fork-mounted). If you know of someone who has a good design for a scope like
> I'm contemplating; someone with a website illustrating what they've done,
> I'd greatly appreciate a link or two.
> 
> A final note; I do NOT plan to make this scope portable. It will be
> permanently mounted in a back-yard observatory (yet to be built). Any advice
> on these matters would be greatly appreciated,

equatorial.  And not just any equatorial, I would go with the ball base design 
also known as trackball.  I'm thinking seriously about going with that design 
myself even though I have a big long moment arm. 
http://www.sff.net/people/J.Oltion/trackball.htm


-- 
Speech-recognition in use.  It makes mistakes, I correct some.
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