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Old 12th Jan 2016, 20:19
  #23 (permalink)  
Flybiker7000
 
Join Date: Dec 2014
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VHBM wrote:
I've always blamed the (De Havilland) square-ended props, as opposed to the (Dowty) rounded ones on the Britannia
Studys of wind turbine noise have revealed that radial curved 'spade like' wingtips are more silent :-/
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