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The Army ended the AAS program in late 2013. [19] In December 2012, Boeing demonstrated the Unmanned Little Bird version of the AH-6 to the South Korean Army. The aircraft flew autonomously for 25 minutes to demonstrate the unmanned system's capabilities that can be integrated into Army MD 500 Defender helicopters. [20]
United States unmanned aerial vehicles demonstrators in 2005. As of January 2014, the United States military operates a large number of unmanned aerial vehicles (UAVs, also known as Unmanned Aircraft Systems [UAS]): 7,362 RQ-11 Ravens; 990 AeroVironment Wasp IIIs; 1,137 AeroVironment RQ-20 Pumas; 306 RQ-16 T-Hawk small UAS systems; 246 MQ-1 Predators; MQ-1C Gray Eagles; 126 MQ-9 Reapers; 491 ...
The Piasecki X-49 "SpeedHawk" is an American four-bladed, twin-engined experimental high-speed compound helicopter developed by Piasecki Aircraft.The X-49A is based on the airframe of a Sikorsky YSH-60F Seahawk, but utilizes Piasecki's proprietary vectored thrust ducted propeller (VTDP) design and includes the addition of lifting wings.
Utility helicopter Piasecki Helicopter: The « Army Mule ». 1948 1949 339 Hiller OH-23 Raven: Multipurpose light helicopter Hiller Aircraft: 1948 1950 2000 McCulloch MC-4: Light helicopter McCulloch Aircraft Corporation: Evaluated by the United States Army as the YH-30 and the United States Navy as the XHUM-1. 1948 Never Unknown Sikorsky H-19
However, in the last 10 years, electric powered helicopters have matured to a point where power and flight times are better, but typically not as long as glow fuel helicopters. There have been two main types of systems to control the main rotors, mechanical mixing and electronic cyclic/collective pitch mixing (eCCPM).
The Boeing MH-6M Little Bird (nicknamed the Killer Egg) and its attack variant, the AH-6, are light helicopters used for special operations in the United States Army. Originally based on a modified OH-6A , it was later based on the MD 500E , with a single five-bladed main rotor .
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