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Old 04-01-2013, 10:43 PM
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ChrisM
Sandy Ridge Observatory

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Heavy duty dovetail suggestions?

I am looking for a heavy duty dovetail saddle that could comfortably handle a 40 kg load. The existing dovetail bar is a Losmandy DM14 (23.75" long) and I would be happy to beef up that part of the connection too.

Any suggestions welcome!

Cheers,
Chris
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  #2  
Old 05-01-2013, 03:05 AM
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Merlin66 (Ken)
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Chris,
Which mounting does the saddle have to fit??
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  #3  
Old 05-01-2013, 09:18 AM
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ChrisM
Sandy Ridge Observatory

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Quote:
Originally Posted by Merlin66 View Post
Chris,
Which mounting does the saddle have to fit??
Ken - it will be bolted to an AP 1200.
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Old 05-01-2013, 09:29 AM
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JohnG (John)
Looking Down From Above

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Probably one of the best:

http://www.robincasady.com/Astro/dovetail.html

Cheers
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  #5  
Old 05-01-2013, 02:33 PM
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ChrisM
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Thanks John. That one looks pretty solid.

I've also been looking at an AP DOVELM162 that is a couple of inches longer at 16", so would give more support to the long dovetail bar.

Chris
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  #6  
Old 05-01-2013, 02:36 PM
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Marke (Mark)
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I have the 16" AP on my Mach1 and it is quite substantial to say the least
it would have no trouble with 40kg it also has 3 clamps.
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  #7  
Old 06-01-2013, 10:03 PM
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ChrisM
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Quote:
Originally Posted by Marke View Post
I have the 16" AP on my Mach1 and it is quite substantial to say the least
it would have no trouble with 40kg it also has 3 clamps.
Thanks Mark,
I like the idea of 3 clamps, and that model provides a much more robust clamp than the shorter 2 pin version (that was present during the earthquake).

If I keep the same DM14 dovetail bar, an option is to stiffen it by bolting a solid block of aluminium between it and the scope.

Chris
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