8 Ton Glider to Autorotating Helo in 12 Seconds

The AW609 is an AgustaWestland (AW) twin engine tilt rotor aircraft that is being certified in the FAA powered lift category. Its lineage can be traced back through the V-22 Osprey to the XV-15 and the XV-3. The AW609 will be certificated in the FAA powered lift category. Paul Edwards, AW609 Test Pilot discusses the the flight testing challenges.