Takeoff/approach noise for a model counterrotation propeller with a forward-swept upstream rotor /

Bibliographic Details

Corporate Author:	Lewis Research Center
Other Authors:	Woodward, Richard P.
Format:	Government Document eBook
Language:	English
Published:	[Cleveland, Ohio] : [National Aeronautics and Space Administration, Lewis Research Center], [1993]
Series:	NASA technical memorandum ; 105979.
Subjects:	Acoustic properties. Aeroacoustics. Aircraft noise. Approach. Contrarotating propellers. Counter rotation. Sound pressure. Takeoff. Turboprop aircraft. Wind tunnel tests.
Online Access:	https://purl.fdlp.gov/GPO/LPS125644