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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.].

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999]
    • 1999

  • Comparison of transmission error predictions with noise measurements for several spur and helical gears [microform] / Donald R. Houser ... [et al.].

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration ; [Adelphi, MD] : U.S. Army Research Laboratory ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
    • 1994

  • En route noise levels from propfan test assessment airplane [microform] / Donald P. Garber and William L. Willshire, Jr.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
    • 1994

  • Ultra-high bypass ratio jet noise [microform] / John K.C. Low.

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

  • Helicopter main-rotor speed effects on far-field acoustic levels [microform] / Arnold W. Mueller, Otis S. Childress, and Mark Hardesty.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [Springfield, Va. ; National Technical Information Service, distributor, 1987]
    • 1987

  • Aeroacoustics of supersonic jet flows from contoured and solid-porous conical plug-nozzles [microform] / Darshan S. Dosanjh and Indu S. Das.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1987]
    • 1987

  • Bell Helicopter Advanced Rotorcraft Transmission (ART) program [microform] : final report / [Zachary S. Henry].

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration ; [Adelphi, Md.] : U.S. Army Research Laboratory ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
    • 1995

  • Aeroacoustics of advanced propellers [microform] / John F. Groeneweg ; prepared for the 17th Congress of the International Council of Aeronautical Sciences, sponsored by the American Institute of Aeronautics and Astronautics, Stockholm, Sweden, September 9-14, 1990.

    • Text
    • [Washington, D.C.] : NASA ; [Springfield, Va. : For sale by the National Technical Information Service, 1990?]
    • 1990

  • Evaluation of the impact of noise metrics on tiltrotor aircraft design [microform] / H. Sternfeld, R. Spencer, and P. Ziegenbein.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
    • 1995

  • NASA rat acoustic tolerance test, 1994-1995 [microform] : 8 kHz, 16 kHz, 32 kHz experiments : final report for NASA cooperative agreement #NCC2-822 / Daniel C. Holley, Gary D. Mele, Sujata Naidu.

    • Text
    • San Jose, CA : Dept. of Biological Sciences, San Jose State University ; [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor], 1996.
    • 1996

  • Analysis of particle image velocimetry (PIV) data for acoustic velocity measurements [microform] / James L. Blackshire.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • The influence of lamination angles on the interior noise levels of an aircraft [microform] / Christian M. Fernholz, Jay H. Robinson.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
    • 1996

  • Validation of aircraft noise models at lower levels of exposure [microform] / Juliet A. Page ... [et al].

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
    • 1996

  • Confusion noise level due to galactic and extragalactic binaries [microform] / Peter L. Bender and Dieter Hils.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Broadband fan noise generated by small scale turbulence [microform] : final report on NASA grant number NAG 1-1202 / Stewart A.L. Glegg.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1998]
    • 1998

  • Quelling cabin noise in turboprop aircraft via active control [microform] / Rex K. Kincaid and Keith E. Laba, Sharon L. Padula.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • XV-15 structural-acoustic data [microform] / Karen H. Lyle.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Noise from supersonic coaxial jets. Part 3, Inverted velocity profile [microform] / M.D. Dahl and P.J. Morris.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Coupling of low speed fan stator vane unsteady pressures to duct modes [microform] : measured versus predicted / Daniel L. Sutliff, Laurence J. Heidelberg and Edmane Envia.

    • Text
    • [Cleveland, Ohio] : National Aeronautics and Space Administration, Glenn Research Center ; Springfield, VA : National Technical Information Service, distributor, [1999]
    • 1999

  • GEOSAT on-orbit altimeter noise assessment [microform] / Mavis L. Driscoll, Richard V. Sailor.

    • Text
    • Greenbelt, Md. : National Aeronautics and Space Administration, Goddard Space Flight Center ; Springfield, Va. : Available from National Technical Information Service, [2001]
    • 2001

  • 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/LPS65375

  • Summary of sonic boom rise times observed during FAA community response studies over a 6-month period in the Oklahoma City area [microform] / Domenic J. Maglieri and Victor E. Sothcott.

    • 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/LPS65342

  • Free-field propagation of high intensity noise [microform] / by Joseph P. Welz and Oliver H. McDaniel.

    • Text
    • [State College, Penn.] : Noise Control Laboratory and Applied Research Laboratory, Pennsylvania State University, [1990]
    • 1990
    • 1 Resource

    Available Online

    http://purl.access.gpo.gov/GPO/LPS69261

  • An estimate of the enroute noise of an advanced turboprop airplane [microform] / James H. Dittmar.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, [1986]
    • 1986

  • Airport-noise levels and annoyance model user's guide [microform] / Richard DeLoach, James Donaldson, Margaret Johnson.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1986]
    • 1986

  • Airport-noise levels and annoyance model system's reference manual [microform] / Richard DeLoach, James Donaldson, Margaret Johnson.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1986]
    • 1986

  • Development of rotorcraft interior noise control concepts [microform] : phase II, full scale testing / C.A. Yoerkie, P. J. Gintoli, J.A. Moore.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1986]
    • 1986
    • 1 Resource

    Available Online

    http://purl.access.gpo.gov/GPO/LPS88422

  • Field-incidence transmission of treated orthotropic and laminated composite panels [microform] / Leslie R. Koval.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1983]
    • 1983

  • An evaluation of study designs for estimating a time-of-day noise weighting / James M. Fields.

    • Text
    • Hampton, Va. : Bionetics Corporation : National Aeronautics and Space Administration, Langley Research Center, [1986]
    • 1986
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo24086

  • An evaluation of study designs for estimating a time-of-day noise weighting [microform] / James M. Fields.

    • Text
    • Hampton, Va. : Bionetics Corporation : National Aeronautics and Space Administration, Langley Research Center, [1986]
    • 1986

  • Updated assessment of an open rotor airplane using an advanced blade design / Eric S. Hendricks [and four others].

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, August 2013.
    • 2013-8
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo50523

  • NASA Glenn's contributions to aircraft engine noise research / Dennis L. Huff.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, December 2013.
    • 2013-12
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo54429

  • Far-field acoustic power level and performance analyses of F31/A31 open rotor model at simulated scaled takeoff, nominal takeoff, and approach conditions, technical report I / Dave Sree.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, May 2015.
    • 2015-5
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo59434

  • Low NOx fuel flexible combustor integration project overview / Joanne C. Walton [and three others].

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, October 2015.
    • 2015-10
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo64659

  • The influence of lamination angles on the interior noise levels of an aircraft / Christian M. Fernholz, Jay H. Robinson.

    • Text
    • Hampton, Virginia : National Aeronautics and Space Administration, Langley Research Center, August 1996.
    • 1996-8
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo67749

  • Acoustic performance of the GEAE UPS research fan in the NASA Glenn 9- by 15-foot low-speed wind tunnel / Richard P. Woodward and Christopher E. Hughes.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, [2012]
    • 2012
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo30400

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