ATM Re: Large Refractor tubes and Mounts?

["AstroIdiot" <tgooch@arkwest.com>]

I made a refractor tube from Irrigation tubing. Try Hastings Irrigation
(url in the archives or do a search) Lightweight and easy to work with.
Mine is a 5" on alt az mount ala Richard Berry book.

Tommy
----- Original Message ----- 
From: "Eric Claussen" <etclaussen1@yahoo.com>
To: <atm@shore.net>
Sent: Tuesday, April 17, 2001 11:42 AM
Subject: ATM: Large Refractor tubes and Mounts?


> 
> Hello all,
> 
> I have just aquired a 8.5" F12 achromat with a cell. 
> I did some tests and it appears to be of excellent
> quality (at least 1/8 wave).  Does anybody have any
> recommendations for tube material.  I can get 9" PVC
> but was hoping for something a little more elegant
> (and lighter) than that.  
> 
> Anybody have any Ideas for a mount for such a beast? 
> I was thinking a Yoke Alt-Az or maybe even Eq setup. 
> I can't afford to buy a quality commercial mount.
> 
> Any ideas?
> 
> Thanks
> Eric Claussen
> http://www.ericclaussen.com
> (website only works when my DSL isn't crapping out on me)
> 
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