The Lockheed SR-71 “Blackbird” is a long-range, high-altitude, Mach 3+ strategic reconnaissance aircraft developed and manufactured by the American aerospace company Lockheed Corporation.A defensive feature of the aircraft was its high speed and operating altitude.
source/image(PrtSc): DIGITAL RC
This giant RC Sr-71 model airplane is based on the original on a scale of 1: 7.5 and its overall construction is made of wood.The SR-71 Blackbird has a length of 4.80 meters, a wingspan of 2,20 m and a take-off weight of 36 kg.
The tank capacity is 10 liters of kerosene and the model has a flight time of max. 10 minutes.The model is powered by 2 Frank turbines with a total of 32 kg of thrust. Retractable undercarriage with wheel brakes, braking parachute like the original.
The entire model airplane is a one-off and was completed in approx. 2,400 working hours (2 years). The material value is approx. 20,000 euros.Builder Walter Blaß (father), the SR-71 is flown by Matthias Blaß (son)./DIGITAL RC