Josef Król: KR-1
Josef Krol: KR-1

General data

Producer info

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Names and dates
Market original model designation
KR-1
Market model designation (english translation or spelling)
KR-1
Project start date
1997
Country of manufacture
Czech Republic
Config info
Rotorcraft typeHelicopter
Config
Single rotor
Way of counteracting main rotor torque
Jet air with coanda effect (NOTAR)
Weights
Maximum Takeoff Weight (MTOW)
450
kg
Manufacturers empty weight (MEW)
300
kg
Cabin and cockpit
Maximum number of people onboard
2
Main rotor
Main rotor type
Semi-rigit
Main rotor diameter
6.27
m
Main rotor direction of rotation
Counterclockwise
Number of blades
2
Powerplant
Engine model
Hirth F30
Engine type
Piston
Number of engines
1
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