Re: [ATM] Can a Trilateral Dob be computer Operated? (longish reply)

[Dave Smith <smithersscope@yahoo.com>]

Ahh. I think I finally see what you're getting at!
Sorry. I'm a bit slow. So you don't necessarily need a
worm in this design, but rather a roller style drive
contacting BOTH external altitude bearing surfaces?
OK. I'll chew on this one. Kewl!
Dave
--- Mel Bartels <mbartels@bbastrodesigns.com> wrote:

> > I'm currently using (and tweaking) a 16" tri-dob
> based
> > on Mel's design. I'm also planning the GO-TO
> ...
> 
> The only commend I'd add to this excellent
> presentation is that the altitude 
> can be driven from a single long thin drive rod that
> stretches across and 
> underneath the forward altitude rim fins.
> 
> Mel Bartels 
> 
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> 


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