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Old 03-09-2014, 08:37 PM
clive milne
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clive milne is offline
 
Join Date: May 2011
Location: Freo WA
Posts: 1,443
You do not need to use counterweights on the ota if you orient the focuser position like so:
http://m6.i.pbase.com/g9/21/44721/2/...6.mT3h84LE.jpg
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