1–17 von 17 Ergebnissen
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    Measurement and Characterization of Helicopter Noise at Different Altitudes

    M. E. Watts / E. Greenwood / J. Stephenson | NTIS | 2016

    Semi-Empirical Noise Modeling Method for Helicopter Maneuvering Flight Operations

    E. Greenwood / F. Schmitz / R. D. Sickenberger | NTIS | 2012

    Development and Validation of Generic Maneuvering Flight Noise Abatement Guidance for Helicopters

    J. H. Stephenson / M. E. Watts / E. Greenwood et al. | NTIS | 2020

    Maneuver Acoustic Flight Test of the Bell 430 Helicopter

    M. E. Watts / R. Snider / E. Greenwood et al. | NTIS | 2012

    Helicopter Acoustic Flight Test with Altitude Variation and Maneuvers

    M. E. Watts / E. Greenwood / B. Sim et al. | NTIS | 2016

    Medium-Sized Helicopter Noise Abatement Flight Test

    K. A. Pascioni / E. Greenwood / M. E. Watts et al. | NTIS | 2020

    Medium-Sized Helicopter Noise Abatement Flight Test

    K. A. Pascioni / E. Greenwood / M. E. Watts et al. | NTIS | 2020

    Maneuver Acoustic Flight Test of the Bell 430 Helicopter Data Report

    M. E. Watts / E. Greenwood / C. D. Smith et al. | NTIS | 2014

    Payload Deployment Method and System

    C. J. Barnett / J. E. Greenwood / E. V. Holman | NTIS | 1988

    Joint Eglin Acoustics Week 2013 Data Report

    J. H. Stephenson / D. A. Conner / B. W. Sim et al. | NTIS | 2017