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Thread: 2007: Centennial of the Helicopter?
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Old 5th Jan 2008, 23:07
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Dave_Jackson
 
Join Date: Apr 2003
Location: Vancouver, BC, Canada
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Mart,

Leishman's estimate of Ct/Sigma of 0.684 is based on a rotor speed of 85 rpm. My calculations are based on a rotor speed of 218 rpm, which is obtainable if the engine and belt work to expectations.

Dave
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