In-flight near- and far-field acoustic data measured on the propfan test assessment (PTA) testbed and with an adjacent aircraft
By: Richard P. Woodward and Irvin J. Loeffler.
Contributors: Loeffler, Irvin J.; United States. National Aeronautics and Space Administration.
Series: NASA technical memorandum -- 103719
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1993
Place of publication: [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Airplanes -- Noise.; Airplanes -- Turbine-propeller engines.
Other titles: In flight and near and far field ....
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 93-1090-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1993] 2 microfiches.