Dear Mr. Lamar:
I just saw this on AVWeb:
http://www.youtube.com/watch?v=GV0qBU_u3tQ
It is almost the same as your personal VTOL idea, save that NASA continues to use
inefficient batteries to power the thing.
I hope not!
Les Nordman
Yes they did but they were dumb enough to use two props instead
of counter rotating coaxial :)
That opened the ring vortex can of worms.
http://www.rotaryeng.net/VTOL.html
Paul Lamar
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Youtube key word UTUBPLEASE
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