Development of rotorcraft interior noise control concepts [microform] : phase III: development of noise control concepts / C.A. Yoerkie ... [et al.]

Helicopters; Noise prediction (Aircraft); Noise reduction; Aircraft compartments; Aircraft noise; Airframes; Costs; Gears; Noise propagation; Prediction analysis techniques; Sikorsky aircraft; Statistical analysis; Structural weight; Vibration isolators.

Bibliographic Details

Main Author:	Yoerkie, C. A.
Corporate Authors:	Langley Research Center, Sikorsky Aircraft (Firm), Cambridge Collaborative, Inc
Other title:	Development of noise control concepts.
Format:	Government Document Book
Published:	Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1987]
Series:	NASA contractor report ; NASA CR-178172.
Subjects:	Helicopters. Airplanes > Noise.