Hi all ... They are variable twist rather than variable pitch so they
are not as effective as a real variable pitch prop.
Paul Lamar
What's the difference in the way these two functions are implemented?
RBerglund
Ivo uses a steel tube inside the blade that is rotated to twist the blade.
A variable pitch prop rotates the whole blade around it's long axis.
Read this for more info.
http://www.rotaryeng.net/VTOL.html
Paul Lamar
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