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Acoustic treatment design scaling methods phase II final report

Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; ; Hanover, MD : Available from NASA Center for Aerospace Information, [2003] 2003

Advanced concept studies for supersonic commercial transports entering service in the 2018-2020 peri

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

Assessment of NASA's aircraft noise prediction capability

Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, [2012] 2012

Comparison of speech intelligibility in cockpit noise using SPH-4 flight helmet with and without act

Chan, Jeffrey W.
Menlo Park, Calif. : DEV AIR Technical Associates ; Moffett Field, Calif. : National Aeronautics and Space Administration, Ames Research Center ; [Springfield, Va. : For sale by the National Technical Information Service, 1990] 1990

A compilation of Space Shuttle sonic boom measurements

Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [2011] 2011

Development of rotorcraft interior noise control concepts phase II, full scale testing

Yoerkie, C. A.
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1986] 1986

Development of rotorcraft interior noise control concepts phase III, development of noise control co

Yoerkie, C. A., author.
Stratford, CT United Technologies Corporation, Sikorsky Aircraft Division ; Cambridge, MA : Cambrldge Collaborative, Inc. ; Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1987] 1987

Evaluation of speech recognizers for use in advanced combat helicopter crew station research and dev

Simpson, Carol A.
Moffett Field, Calif. : National Aeronautics and Space Administration, Ames Research Center, [1990] 1990

An evaluation of study designs for estimating a time-of-day noise weighting

Fields, James M.
Hampton, Va. : Bionetics Corporation : National Aeronautics and Space Administration, Langley Research Center, [1986] 1986

Flow structure generated by perpendicular blade vortex interaction and implications for helicopter n

Devenport, William J.
[Washington, D.C. : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1994] 1994

High speed turboprop aeroacoustic study (counterrotation)

Whitfield, C. E.
[Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va.? : National Technical Information Service, distributor, 1990] 1990

Mobility power flow analysis of an L-shaped plate structure subjected to acoustic excitation

Cuschieri, J. M. (Joseph M.)
[Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; Springfield, Va. : National Technical Information Service, distributor, 1989] 1989

Noise generated by a flight weight, air flow control valve in a vertical takeoff and landing aircraf

Huff, Ronald G.
[Washington, D.C.] : National Aeronautics and Space Administration, [1989] 1989

Propfan Test Assessment (PTA) flight test report

[Cleveland, Ohio] : National Aeronautics and Space Administration, Lewis Research Center, [1989] 1989

Subsonic Ultra Green Aircraft Research phase I final report

Bradley, Marty K.
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [2011] 2011

An updated catalog of 318 social surveys of residents' reactions to environmental noise (1943-1989)

Fields, James M.
Atlanta, GA : Georgia Tech Research Inst., 1991. 1991

An updated catalog of 521 social surveys of residents' reactions to environmental noise (1943-2000)

Fields, James M.
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [2001] 2001

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