FIELD: controlling of aircrafts. SUBSTANCE: apparatus for stabilizing shock waves in a supersonic stream has a nozzle with a subsonic and a supersonic parts. The subsonic part is in the form of a cylinder, the supersonic part is in the form of a prism, having a triangular cross section in its nose portion and a circular cross section in its tail portion; half-wedge angle of the prism is equal to 12-30 degrees. EFFECT: enhanced efficiency of the apparatus. 1 cl, 5 dwg
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