Comment on "Efficiency: Perfect pitch UAVs and airboats lead to new propellers (at least some good from UAVs / Drones)"
After a discussion I had with Boeing's lead engine designer on our program, his prediction is that cu...ngine folk) has peaked out on materials science and fluid dynamics design. The only area he sees for im...Comment on "white eagles first engine out in soaring trike at elk river fly in"
...t i double zip tied it and pulled as hard as i could to see if it would come off. But to my suprize it did.i am working on installing a fool proof design that that will not happen aga...