The effect of helicopter main rotor blade phasing and spacing on performance, blade loads, and acoustics
By: Santu T. Gangwani ; prepared by Rochester Applied Science Associates.
Contributors: United States. National Aeronautics and Space Administration.; Systems Research Laboratories. Rasa Division.
Series: NASA contractor report ; NASA CR-2737; NASA contractor report -- NASA CR-2737.
Publisher: National Aeronautics and Space Administration; for sale by the National Technical Information Service
Published: 1976
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 97
Subjects: Rotors (Helicopters); Helicopters -- Aerodynamics.
Notes: Contract no. NAS1-13705.

Issued Sept. 1976.

Bibliography: p. 29.