Duotech Video Posts

First Flight of the SB-1 Defiant

On March 21, 2019, one possible future replacement of the U.S. military’s UH-60 Black Hawk helicopter completed its first flight. The SB-1 Defiant, a coaxial rotor aircraft is Sikorsky Aircraft and Boeing’s entry for the Army’s Future Vertical Lift (FVL) program. The...

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