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Old 17-06-2009, 08:19 AM
Barrykgerdes
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Barrykgerdes is offline
 
Join Date: Feb 2007
Location: Beaumont Hills NSW
Posts: 2,900
Hi

I don't know what the DOB 2 driver is like these days because I haven't used one for 9 years. However I did a lot of experimentation on a 8" Dob in the years prior to this.

I found a lot of shortcomings in the supplied computer program and wrote a new one but although I got it to work with a two star alignment and track nicely the gotos tended to get erractic due to the friction drive mainly for the RA (azm) bearing but also a little on the Dec (alt) bearing.

I intended to make a full belt drive for the RA (azm) but never got past the drive stage. mainly because I bought a LX200 classic.

I will attach my notes (A Msword Doc) in case they are some help. I think I still have the computer control program somewhere also.

Barry
PS I managed to find some old pictures of the installation.
Attached Thumbnails
Click for full-size image (Dobmnt-2.jpg)
156.1 KB35 views
Click for full-size image (Dobmnt-3.jpg)
71.7 KB36 views
Click for full-size image (Dobmnt-4.jpg)
155.4 KB33 views
Attached Files
File Type: doc DOBMOUNT.DOC (142.0 KB, 54 views)

Last edited by Barrykgerdes; 17-06-2009 at 09:14 AM.
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