22-03-2011, 09:16 AM
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Highest Observatory in Oz
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Join Date: May 2006
Location: Canberra
Posts: 17,689
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Quote:
Originally Posted by David Fitz-Henr
Do you intend running the fans whilst you are imaging? If so, then dew should not form inside the tube. Shane from Dream Telescopes has done extensive testing (in a colder climate than ours) and even recommends (for his FAST air system) leaving the fans on permanently for remote observatories as not only does it prevent dew, but keeps the spider webs out as well!
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Yes, will try that 
Mike
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