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FIRST SIKORSKY CYPHER II FLIGHT
STRATFORD, CONNECTICUT, The Sikorsky CYPHER II Unmanned Air Vehicle (UAV) reached a major milestone with its first tethered flight. This marked the first time the experimental aircraft has taken to the air. The shrouded rotor is safer than exposed rotor systems typically used on rotary-wing UAVs because it minimizes the hazard of exposed high...
AVIONEWS - World Aeronautical Press Agency - 15832
AVIONEWS - World Aeronautical Press Agency
AVIONEWS - World Aeronautical Press Agency