Noise survey of a full-scale supersonic turbine-driven propeller under static conditions

Max C. Kurbjun
Jul 1957

Overall sound-pressure levels and frequency spectra of the noise emitted from a full-scale, 7.2-foot-diameter, 3,500-rpm, three-blade, supersonic propeller mounted on a turbine- powered airplane have been obtained under static conditions at stations about the propeller at a 100-foot radius.

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