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Annoyance caused by advanced turboprop aircraft flyover noise counter-rotating propeller configurati

McCurdy, David A.
Washington, D.C. : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1990] 1990

The fast scattering code (FSC) validation studies and program guidelines

Tinetti, Ana Fiorella, 1962-
Hampton, Va : National Aeronautics and Space Administration, Langley Research Center, [2011] 2011

Free-field propagation of high intensity noise

Welz, Joseph P.
[State College, Penn.] : Noise Control Laboratory and Applied Research Laboratory, Pennsylvania State University, [1990] 1990

In-flight acoustic measurements on a light twin-engined turboprop airplane

Wilby, John F.
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1985] 1985

Near-field acoustic power level analysis of F31/A31 open rotor model at simulated cruise conditions,

Sree, Dave, author.
Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, July 2015. 2015-

Wind tunnel acoustic study of a propeller installed behind an airplane empennage data report

WiIby, J. F.
Moffett Field, Calif. : National Aeronautics and Space Administration, Ames Research Center ; Hanover, Md. : NASA Center for Aerospace Information, [1985] 1985