Abstract: Sparse signal representation is used to coherently separate the main rotor blade components of a helicopter from the composite data of complex time series radar returns. Received signals of ...

Check out SlashGear's guide on how Kaman's modern K-Max helicopters ... to successfully cross the English Channel. From a twin-rotor helicopter capable of carrying a couple of tons, to an ...

With only 1,088 hours since new, this VIP-configured twin-engine helicopter is a rare opportunity for discerning operators seeking luxury, safety, and proven performance in a mid-size rotorcraft.

A helicopter crash near Gangotri killed six and critically injured one. Witnesses reported strange noises before it crashed, possibly after hitting a telephone cable during an emergency landing ...

Images in the National Transportation Safety Board's report show the fuselage, containing the engine and rotors, separating from the helicopter's tail. The rotor blades and the transmission then ...

Recently imported helicopter that can be equipped based on mission needs. Overhauled transmission and servos being installed now. Pending registration from import. Contact Heath Owens at 270-635-1254 ...

WASHINGTON (AP) — The crash of a Marine Corps helicopter last year that killed five service members was ultimately caused by pilot error, but the use of night vision goggles and unsafe flying ...

Abstract: Twin Rotor MIMO System (TRMS) is a well-known unstable laboratory benchmark system famous for its complexity/nonlinear dynamics, challenging the design of tracking controllers for stable ...

U.S. Transportation Secretary Sean Duffy said Friday that it is “unacceptable” that two commercial aircraft had to abort landings at a Washington airport this week because of an Army Black ...

The Journal notes that while the Army plans to maintain a mix of conventional and modern capabilities, such as long-range missiles, tanks, and tilt-rotor aircraft, the Marine Corps has taken a ...