Thread: GSO 10" Truss tube Cassegrain about to land in Oz
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  #13  
Old 22-01-2020, 09:35 PM
ariefm71 (Arief)
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Join Date: Nov 2014
Location: Perth
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Great question Andy, I wish I know the answer both will have more than 30% CO but this video shows what a very good 10” f/4 newt can produce https://www.youtube.com/watch?v=9LKkxTTJgB8
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