Prediction of helicopter rotor discrete frequency noise : a computer program incorporating realistic blade motions and advanced acoustic formulation / Kenneth S. Brentner

By: Brentner, Kenneth SMaterial type: TextTextPublisher: Virginia : National Aeronautics and Space Administration, 1986Description: 90 pages : illustrated ; 28 cmContent type: text Media type: unmediated Carrier type: sheet Subject(s): Aeronautics | Airplaines | HelicopterDDC classification: 629.13436
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Item type Current library Collection Call number Status Date due Barcode
Book Book Capt. Geronimo Amurao Learning Resource Center
General Collection
Aviation 629.13436 B75p 1986 (Browse shelf (Opens below)) Available 001789

NASA Technical Memorandum 87721

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