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Reduction of blade-vortex interaction noise using higher harmonic pitch control /

Bibliographic Details
Corporate Authors: Langley Research Center, United States. Army Aviation Research and Technology Activity
Other Authors: Brooks, Thomas F.
Format: Government Document Book
Language:English
Published: Hampton, Va. : US Army Aviation Systems Command, Aviation R & T Activity, National Aeronautics and Space Administration, Langley Research Center ; [1989]
Series:NASA technical memorandum ; 101624.
AVSCOM technical memorandum ; 89-B-005.
Subjects:
Rotors > Noise.
Acoustics.
Blade-vortex interaction.
Control systems design.
Noise reduction.
Pitch (Inclination)
Propeller noise.
Online Access:https://purl.fdlp.gov/GPO/LPS108702
Description
Item Description:Title from title screen (viewed Feb. 9, 2009).
"July 1989."
Electronic resource.
Physical Description:17 pages : digital, PDF file.
Format:Mode of access: Internet from the NTRS web site. Address as of 2/09/09: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19890018094%5F1989018094.pdf ; current access is available via PURL.
Bibliography:Includes bibliographical references (page 10).