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Displaying 1-19 of 19 results
User's manual for the Langley boundary layer noise propagation program (MRS-BLP) [microform] / Peter L. Spence.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1991]
- 1991
The effect of swirl recovery vanes on the cruise noise of an advanced propeller [microform] / James H. Dittmar and David G. Hall.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1990]
- 1990
Prediction of the noise from a propeller at angle of attack [microform] / Eugene A. Krejsa.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1990]
- 1990
Aeroacoustic diffraction and dissipation by a short propeller cowl in subsonic flight [microform] / Rudolph Martinez.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1993]
- 1993
An asymptomatic theory of supersonic propeller noise [microform] / Edmane Envia.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1992]
- 1992
A review of propeller noise prediction methodology 1919-1994 [microform] / F. Bruce Metzger.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
An assessment of propeller aircraft noise reduction technology [microform] / F. Bruce Metzger.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
A users guide for the NASA ANOPP Propeller Analysis System [microform] : under contract NAS1-96014 / L. Cathy Nguyen and Jeffrey J. Kelly.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1997]
- 1997
Boeing 18-inch fan rig broadband noise test [microform] / Ulrich Ganz ... [et al.].
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1998]
- 1998
XV-15 low-noise terminal area operations testing [microform] / B.D. Edwards.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; Springfield, VA : National Technical Information Service, distributor, [1998]
- 1998
TFaNS Ṯone ̲F̲an Ṉoise Design/Prediction ̲System [microform] / David A. Topol.
- Text
- [Cleveland, Ohio] : National Aeronautics and Space Administration, Glenn Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999- ]
- 1999-present
Annoyance caused by advanced turboprop aircraft flyover noise [microform] : counter-rotating propeller configuration / David A. McCurdy.
- Text
- Washington, D.C. : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1990]
- 1990
- 1 Resource
Available Online
http://purl.access.gpo.gov/GPO/LPS65375Acoustic and aerodynamic study of a pusher-propeller aircraft model [microform] / Paul T. Soderman and W. Clifton Horne.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division ; Springfield, Va. : For sale by the National Technical Information Service, 1990.
- 1990
- 1 Resource
Available Online
http://purl.access.gpo.gov/GPO/LPS67790Reduction of blade-vortex interaction noise using higher harmonic pitch control / Thomas F. Brooks ... [and others].
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; US Army Aviation Systems Command, Aviation R & T Activity, [1989]
- 1989
- 1 Resource
Available Online
https://purl.fdlp.gov/GPO/LPS108702Reduction of blade-vortex interaction noise using higher harmonic pitch control [microform] / Thomas F. Brooks ... [et al.].
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; US Army Aviation Systems Command, Aviation R & T Activity, [1989]
- 1989
Experimental assessment of helicopter rotor turbulence ingestion noise in hover [electronic resource] / J.C. Simonich, R. H. Schlinker and R. K. Amiet.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1989]
- 1989
- 1 Resource
Available Online
http://purl.access.gpo.gov/GPO/LPS113600Noise produced by turbulent flow into a rotor [electronic resource] : theory manual for atmospheric turbulence prediction and mean flow and turbulence contraction prediction / J.C. Simonich.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1989]
- 1989
- 1 Resource
Available Online
http://purl.access.gpo.gov/GPO/LPS113989Noise produced by turbulent flow into a rotor [microform] : theory manual for atmospheric turbulence prediction and mean flow and turbulence contraction prediction / J.C. Simonich.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1989]
- 1989
- 1 Resource
Available Online
http://purl.access.gpo.gov/GPO/LPS113989Experimental assessment of helicopter rotor turbulence ingestion noise in hover [microform] / J.C. Simonich, R. H. Schlinker and R. K. Amiet.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1989]
- 1989
- 1 Resource
Available Online
http://purl.access.gpo.gov/GPO/LPS113600
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