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Old 25-06-2013, 07:26 PM
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ChrisM
Sandy Ridge Observatory

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Join Date: Mar 2008
Location: Gippsland, VIC
Posts: 768
My understanding is that for an equatorial mount, the polar alignment process will be less iterative (between Alt & Az adjustments) if the base is level.

In my case, I needed to gain some more pier height, so rather than make a new one, I used 4 x 19 mm threaded studs at ~250 mm centres. This arrangement is quite stiff and does not lower the natural frequency much.

Chris
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