Vortech Kestrel Jet
The Vortech Kestrel Jet is an American tip-jet helicopter that was designed in the 1980s. Kits for amateur construction were originally provided by Vortech and plans remain available. Design and development
The aircraft was designed to fit into the US FAR 103 Ultralight Vehicles rules, including the category's maximum empty weight of . The aircraft has a standard empty weight of . It features a single main rotor, a single-seat open cockpit without a windshield and skid landing gear. Power is supplied by two G8-2-20 rotor tip jets that run on propane, consuming  per hour and producing  of thrust each. The aircraft fuselage is made from bolted-together aluminum tubing. Its main rotor is  in diameter. Due to the lack of torque produced there is no tail rotor and instead the Kestrel mounts a circular-shaped rudder for directional control. Controls consist only of cyclic, rudder and throttle. Specifications (Kestrel Jet)

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1980s United States ultralight aircraft
1980s United States helicopters
Homebuilt aircraft
Tipjet-powered helicopters
Kestrel Jet