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Old Aug 29, 2012, 07:51 PM
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Joined Jun 2007
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Originally Posted by Kevin Greene View Post
I agree to an extent---A swept vertical fin w/rudder has a rolling effect on the plane...As an aside I'll delve a little into what I found out years ago---I had two BVM Vipers---One a standard Viper with a swept vertical stab/rudder and the other an Ultra Viper with a straight vertical stab/rudder (T-38 style vertical stab)....In a nutshell the plane with the straight stab wouldn't turn/roll at all when applying rudder...The rudder simply wagged the tail from side to side...The swept fin model would turn the plane all day long when using the rudder, the rudder having a rolling component...
Was there anything else different between the standard and ultra Vipers? Wings, stabilizers, etc?
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