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Learning to fly a collective pitch RC helicopter takes time and practice. Many modelers join a club so they can be instructed by experienced RC pilots, or follow on-line guides. [12] RC Helicopters usually have at least four controls: roll - cyclic pitch, elevator (fore-aft cyclic pitch), rudder (yaw) and pitch/throttle (collective pitch/power ...
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.
[4] 792 TH-55 helicopters would be delivered by 1969, and it would remain in service as the U.S. Army's primary helicopter trainer until it was replaced in 1988 by the UH-1 Huey. At the time of its replacement, over 60,000 U.S. Army pilots had trained on TH-55 making it the U.S. Army's longest serving training helicopter. [ 3 ]
MD Helicopters had submitted a version called the MD 540F in the U.S. Army's Armed Aerial Scout program. This caused Boeing to try to block MD Helicopters from participating, citing agreements the companies struck in 2005 to offer the Mission Enhanced Little Bird in the Armed Reconnaissance Helicopter program. As part of the venture, MD ...
On 26 November 2008, the Canadian Forces announced in a statement that eight Griffons would be modified to act as armed escorts for CH-147 Chinook helicopters in Afghanistan. [23] [24] [25] Equipped with a M134D Minigun, the helicopters were employed in a defensive and support role, including the evacuation of battlefield casualties. [26]
The Joint Aviation Command (JAC), previously known as Joint Helicopter Command (JHC), is a tri-service organisation uniting battlefield military helicopters of all three services of the British Armed Forces and unmanned aerial vehicles of the British Army for command and coordination purposes.
The Chinook is a heavy-lift helicopter that is among the heaviest lifting Western helicopters. Its name, Chinook, is from the Native American Chinook people of Oregon and Washington state. The Chinook was originally designed by Vertol, which had begun work in 1957 on a new tandem-rotor helicopter, designated as the Vertol Model 107 or V-107.
The R-4 was the world's first large-scale mass-produced helicopter and the first helicopter used by the United States Army Air Forces, [1] the United States Navy, the United States Coast Guard and the United Kingdom's Royal Air Force and Royal Navy. In U.S. Navy and U.S. Coast Guard service, the helicopter was known as the Sikorsky HNS-1.