Helicopter acoustic flight test with altitude variation and maneuvers /

Bibliographic Details

Main Author:	Watts, Michael E. (Author)
Format:	Government Document eBook
Language:	English
Published:	Hampton, Virginia : National Aeronautics and Space Administration, Langley Research Center, December 2016.
Series:	NASA technical memorandum ; 2016-219354.
Subjects:	Acoustic measurement. Altitude tests. Helicopters. Noise generators. Noise prediction (aircraft)
Online Access:	https://purl.fdlp.gov/GPO/gpo77427