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Piloted simulation study of the effect of high-lift aerodynamics on the takeoff noise of a representative high-speed civil transport [microform] / Louis J. Glaab ... [et al.].
Microform
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999]
1999
0 resources
The effects of linear microphone array changes on computed sound exposure level footprints [microform] / Arnold W. Mueller, Mark R. Wilson.
Microform
[Washington, D.C. : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
1997
0 resources
Validation of aircraft noise models at lower levels of exposure [microform] / Juliet A. Page ... [et al].
Microform
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
1996
0 resources
Effect of coannular flow on linearized Euler equation predictions of jet noise [microform] / R. Hixon and S.-H. Shih, Reda R. Mankbadi.
Microform
[Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
1997
0 resources
Aircraft noise prediction program (ANOPP) fan noise prediction for small engines [microform] / Joe W. Hough and Donald S. Weir.
Microform
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
1996
0 resources
A users guide for the NASA ANOPP Propeller Analysis System [microform] : under contract NAS1-96014 / L. Cathy Nguyen and Jeffrey J. Kelly.
Microform
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1997]
1997
0 resources
Noise certification predictions for FJX-2-powered aircraft using analytic methods [microform] / Jeffrey J. Berton.
Microform
[Cleveland, Ohio] : National Aeronautics and Space Administration, Lewis Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999]
1999
0 resources
Acoustic treatment design scaling methods [microform].
Microform
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999-
1999
0 resources
Vibro-acoustics modal testing at NASA Langley Research Center [microform] / Richard S. Pappa, Jocelyn I. Pritchard, Ralph D. Buehrle.
Microform
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999]
1999
0 resources
XV-15 low-noise terminal area operations testing [microform] / B.D. Edwards.
Microform
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; Springfield, VA : National Technical Information Service, distributor, [1998]
1998
0 resources
TFaNS Ṯone ̲F̲an Ṉoise Design/Prediction ̲System [microform] / David A. Topol.
Microform
[Cleveland, Ohio] : National Aeronautics and Space Administration, Glenn Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999- ]
1999
0 resources
Small Engine Technology (SET) task 23 ANOPP noise prediction for small engines [microform] : wing reflection code / L. Lieber and D. Brown ; prepared for Langely Research Center under contract NAS3-27483, task 23.
Microform
Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; Hanover, MD : Available from NASA Center for Aerospace Information, [2000]
2000
0 resources
Predicting modes of the unsteady vorticity field near the trailing edge of a blade [microform] / William J. Devenport and Nicolas Spitz.
Microform
[Cleveland, Ohio] : National Aeronautics and Space Administration, Glenn Research Center ; Hanover, MD : Available from NASA Center for Aerospace Information ; Springfield, VA : National Technical Information Service [distributor, 2003]
2003
1 resource