At 05:50 AM 12/10/01 -0200, Alexandre Domingos F. Souza wrote: > >Note - I have seen photos of model helicopters being flown inverted by > >suitably expert pilots. > >The cyclic has to be capable of suitable range to allow blade pitch to apply > >vertical "lift" in the opposite direction to normal. > > And this is very common! But they say that's impossible in a real > heli, why?!? Insuficient huevos? :) -- Dave's Engineering Page: http://www.dvanhorn.org Got a need to read Bar codes? http://www.barcodechip.com Bi-directional read of UPC-A, UPC-E, EAN-8, EAN-13, JAN, and Bookland, with two or five digit supplemental codes, in an 8 pin chip, with NO external parts. -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.