Recent content by Mark Evan Salutin

  1. M

    AT-21 Design and Construction

    Been watching this video from Archive.org. Very nice description of the Duramold process...interesting composite structure that is :-)
  2. M

    # of Propeller Blades

    Hey Guys, I have some experience to share with you taken from Hartzell Propellers, I believe it could help a lot: If two-blade propellers are the most efficient, then why don’t all propellers have two blades? The short answer is because efficiency doesn’t propel the airplane, thrust...
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