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Old 07-27-2012, 12:39 PM
JtD JtD is offline
Il-2 enthusiast & Moderator
 
Join Date: Oct 2007
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Quote:
Originally Posted by Crumpp View Post
The other part is that they do say the airplane is unstable.
NACA says: "... the small static longitudinal stability of the Spitfire...". Not unstable...it's there in black and white, first sentence of the relevant paragraph. And, again, the stick force gradient and the elevator angle gradient were both found to be positive.