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The FriedrichFiles - Kamov A-7 aka 7-EA

First of all it's an A-7.
It has been built bij CAHI or alteratively TsAGI (Central Aero- and Hydrodynamic Institute). The development was led by Kamov.
Originally it was designated 7-EA and was first flown by a pilot called Korsinshchikov on 20th of September 1934.
It's operational tasks were artillery spotting, reconnaissance and liaison flights. Only a few were built and it only saw service with the Soviet Air Force (VVS) for a short while.
Rotor diameter: 15,2m
Span: 10,4m
Wing Area: 14,7m2
ENGINE: one M-22
Empty :1300 kg
Fuel load: 330 kg
Loaded: 2056 kg
Max. Speed: 210 km/h
Min. Speed: 53 km/h
Ceiling: 4,7 km
Climb to 3 km: 16 minutes
Endurance: 4 hours
Range: 600 km
Take Off: 60 m
Landing: 18 m

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