[SJAAboard] Tom Frayne's 2 telescopes

Rich N rnapo at znet.com
Tue Dec 4 17:25:12 MST 2007


Hi Rob,

Sorry.  You're right about the 8x.  

I was thinking more about the word slew and not about the 8x.  

Rich

> >I'm guessing not many SCTs have DSCs.  It is likely that most of the
>>SCTs we will run into will have GOTO or they will be the older manual
>>only models.
> 
> The fork mounted SCT needs to have two axis motors to handle the tracking.
> The motors are pretty much a requirement. It is a small step from there to
> GOTO. Every one that I know of has a DSC built in also. 
> 
> An SCT mounted on a GEM or on the wedge thingy can get by with just an RA
> motor.  In the former case you could run it completely manual (which would
> be fine with me).
> 
> My issue is that I do not want to fight the motor.  In most scopes if you
> install a motor you give up manual control on that axis. If you are required
> to use the motor then it would make the scope more useable if it helped you
> by having a fast two directional slew.
> 
> Rob Hawley 
> 
> 
> 
> 
> 
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