Theory of noise generation from moving bodies with an application to helicopter rotors /

Effects of sound level fluctuations on annoyance caused by aircraft-flyoter noise /

McCurdy, David A.
Langley Research Center.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1979

"Langley research Center.""December 1979"--Cover.Includes bibliographical references.Mode of access:...

Effect of noise spectra and a listening task upon passenger annoyance in a helicopter interior noise environment /

Clevenson, Sherman A.
Leatherwood, Jack D.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1979

"December 1979"--Cover.Includes bibliographical references.Mode of access: Internet

Evaluation of the annoyance due to helicopter rotor noise /

Sternfeld, Harry.
Doyle, Linda Bukowski, joint author.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Office.

January 1978

Issued June 1978.Prepared for Langley Research Center, Hampton, Va., under contract NAS1-14192.Inclu...

Helicopter rotor rotational noise predictions based on measured high-frequency blade loads /

Hosier, Robert N.
Ramakrishnan, Ramani.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 80-82).Mode ...

Helicopter noise : blade slap /

Leverton, John W.
Langley Research Center.
University of Southampton.
United States. National Aeronautics and Space Administration.

Prepared by University of Southampton for Langley Research Center.Includes bibliographical reference...

Sources, control, and effects of noise from aircraft propellers and rotors /

Mixson, John S.
Dempsey, Thomas K.
Greene, George C.
Langley Research Center.

January 1981

Subject category 71."Langley Research Center."Includes bibliographical references.Mode of access: In...

Helicopter main-rotor noise : determination of source contributions using scaled model data /

Brooks, Thomas F.
Marcolini, Michael A.
Jolly, J. Ralph.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Division.

January 1988

"August 1988"--Cover.Includes bibliographical references (p. 12).Mode of access: Internet

Source mechanisms for rotor noise radiation /

Lowson, M. V.
Whitfield, C. E.
Whatmore, A. R.
Langley Research Center.
Loughborough University of Technology.

January 1973

"Prepared by the University of Technology ... for Langley Research Center."Bibliography: p. 27-28.Mo...

Prediction of airframe noise /

Hardin, Jay C.
Langley Research Center.

January 1975

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 51-56).Mode ...

Prediction of helicopter rotor discrete frequency noise : a computer program incorporating realistic blade motions and advanced acoustic formulation /

Brentner, Kenneth S.
Langley Research Center.

January 1986

Prepared at Langley Research Center."October 1986."Includes bibliographical references (p. 22-23).Mo...

Directivity and trends of noise generated by a propeller in a wake /

Block, P. J. W.
Gentry, Garl L.
Langley Research Center.

January 1986

Prepared at Langley Research Center."September 1986"--Cover.Includes bibliographical references (p. ...

Compressible, unsteady lifting-surface theory for a helicopter rotor in forward flight /

Runyan, Harry L.
Tai, H. (Hsiang)
Langley Research Center.

January 1985

Prepared at Langley Research Center."December 1985"--Cover.Includes bibliographical references (p. 1...

Consideration of some factors affecting low-frequency fuselage noise transmission for propeller aircraft /

Mixson, John S.
Roussos, Louis A.
Langley Research Center.

January 1986

Prepared at Langley Research Center."April 1986"--Cover.Includes bibliographical references (p. 18)....

Effects of repetition rate and impulsiveness of simulated helicopter rotor noise on annoyance /

Powell, Clemans A.
McCurdy, David A.
Langley Research Center.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1982

"February 1982"--Cover."Langley Research Center."Includes bibliographical references.Mode of access:...

Theoretical studies of tone noise from a fan rotor /

Rao, G. V. R.
Digumarthi, R. V.
Chu, W. T., 1935-
Ames Research Center.
Rao and Associates.

January 1973

"Prepared by Rao and Associates ... for Ames Research Center."Cover title.Bibliography: p. 57-58.Mod...

Effects of sound level fluctuations on annoyance caused by aircraft-flyoter noise /

McCurdy, David A.
Langley Research Center.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1979

"Langley research Center.""December 1979"--Cover.Includes bibliographical references.Mode of access:...

Effect of noise spectra and a listening task upon passenger annoyance in a helicopter interior noise environment /

Clevenson, Sherman A.
Leatherwood, Jack D.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1979

"December 1979"--Cover.Includes bibliographical references.Mode of access: Internet

Evaluation of the annoyance due to helicopter rotor noise /

Sternfeld, Harry.
Doyle, Linda Bukowski, joint author.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Office.

January 1978

Issued June 1978.Prepared for Langley Research Center, Hampton, Va., under contract NAS1-14192.Inclu...

Helicopter rotor rotational noise predictions based on measured high-frequency blade loads /

Hosier, Robert N.
Ramakrishnan, Ramani.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 80-82).Mode ...

Helicopter noise : blade slap /

Leverton, John W.
Langley Research Center.
University of Southampton.
United States. National Aeronautics and Space Administration.

Prepared by University of Southampton for Langley Research Center.Includes bibliographical reference...

Sources, control, and effects of noise from aircraft propellers and rotors /

Mixson, John S.
Dempsey, Thomas K.
Greene, George C.
Langley Research Center.

January 1981

Subject category 71."Langley Research Center."Includes bibliographical references.Mode of access: In...

Helicopter main-rotor noise : determination of source contributions using scaled model data /

Brooks, Thomas F.
Marcolini, Michael A.
Jolly, J. Ralph.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Division.

January 1988

"August 1988"--Cover.Includes bibliographical references (p. 12).Mode of access: Internet

Source mechanisms for rotor noise radiation /

Lowson, M. V.
Whitfield, C. E.
Whatmore, A. R.
Langley Research Center.
Loughborough University of Technology.

January 1973

"Prepared by the University of Technology ... for Langley Research Center."Bibliography: p. 27-28.Mo...

Prediction of airframe noise /

Hardin, Jay C.
Langley Research Center.

January 1975

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 51-56).Mode ...

Prediction of helicopter rotor discrete frequency noise : a computer program incorporating realistic blade motions and advanced acoustic formulation /

Brentner, Kenneth S.
Langley Research Center.

January 1986

Prepared at Langley Research Center."October 1986."Includes bibliographical references (p. 22-23).Mo...

Directivity and trends of noise generated by a propeller in a wake /

Block, P. J. W.
Gentry, Garl L.
Langley Research Center.

January 1986

Prepared at Langley Research Center."September 1986"--Cover.Includes bibliographical references (p. ...

Compressible, unsteady lifting-surface theory for a helicopter rotor in forward flight /

Runyan, Harry L.
Tai, H. (Hsiang)
Langley Research Center.

January 1985

Prepared at Langley Research Center."December 1985"--Cover.Includes bibliographical references (p. 1...

Consideration of some factors affecting low-frequency fuselage noise transmission for propeller aircraft /

Mixson, John S.
Roussos, Louis A.
Langley Research Center.

January 1986

Prepared at Langley Research Center."April 1986"--Cover.Includes bibliographical references (p. 18)....

Effects of repetition rate and impulsiveness of simulated helicopter rotor noise on annoyance /

Powell, Clemans A.
McCurdy, David A.
Langley Research Center.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1982

"February 1982"--Cover."Langley Research Center."Includes bibliographical references.Mode of access:...

Theoretical studies of tone noise from a fan rotor /

Rao, G. V. R.
Digumarthi, R. V.
Chu, W. T., 1935-
Ames Research Center.
Rao and Associates.

January 1973

"Prepared by Rao and Associates ... for Ames Research Center."Cover title.Bibliography: p. 57-58.Mod...

Effects of sound level fluctuations on annoyance caused by aircraft-flyoter noise /

McCurdy, David A.
Langley Research Center.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1979

"Langley research Center.""December 1979"--Cover.Includes bibliographical references.Mode of access:...

Effect of noise spectra and a listening task upon passenger annoyance in a helicopter interior noise environment /

Clevenson, Sherman A.
Leatherwood, Jack D.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1979

"December 1979"--Cover.Includes bibliographical references.Mode of access: Internet

Evaluation of the annoyance due to helicopter rotor noise /

Sternfeld, Harry.
Doyle, Linda Bukowski, joint author.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Office.

January 1978

Issued June 1978.Prepared for Langley Research Center, Hampton, Va., under contract NAS1-14192.Inclu...

Theory of noise generation from moving bodies with an application to helicopter rotors /

Abstract

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Theory of noise generation from moving bodies with an application to helicopter rotors /

Abstract

Extracted data

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