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

Author/creator Mueller, Arnold W.
Other author Childress, Otis S.
Other author Hardesty, Mark.
Other author Langley Research Center.
Format Microform
Publication InfoHampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [Springfield, Va.] : [National Technical Information Service, distributor], [1987]
Description18 pages : illustrations ; 28 cm.
Subjects

Variant title Helicopter main rotor speed effects on far-field acoustic levels
SeriesNASA technical memorandum ; 100512
NASA technical memorandum 100512. ^A467613
General noteCover title.
General note"October 1987."
Bibliography noteIncludes bibliographical references (p. 8).
Reproduction noteJoyner- Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration, 1988] 1 microfiche : negative.
GPO item number0830-D (MF)
Govt. docs number NAS 1.15:100512

Availability

Library Location Call Number Status Item Actions
Joyner Microforms B300 NAS 1.15:100512 ✔ Available