cheezyflier
Charter Member
the sikorsky x-2
sure seems like the counter rotating...er...rotors must have solved the speedhawk's problem with retreating blade stall. it makes the speedhawk look more like a racing turtle. the top speed is something like 250 knots. i wonder if it has the high lift capability that the speedhawk has.
cool huh?
.

sure seems like the counter rotating...er...rotors must have solved the speedhawk's problem with retreating blade stall. it makes the speedhawk look more like a racing turtle. the top speed is something like 250 knots. i wonder if it has the high lift capability that the speedhawk has.
cool huh?
.