Showing 41 - 52 results of 52 for search '', query time: 0.23s Refine Results
  1. 41
    Noise reduction for model counterrotation propeller at cruise by reducing aft-propeller diameter /
    by Dittmar, James H.
    Published 1987
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    Government Document Book
  2. 42
    Structureborne noise control in advanced turboprop aircraft /
    by Loeffler, Irvin J.
    Published 1987
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    Government Document Book
  3. 43
    Helicopter impulsive noise : theoretical and experimental status /
    by Schmitz, F. H.
    Published 1983
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    Government Document Microform Book
  4. 44
    Helicopter model rotor-blade vortex interaction impulsive noise : scalability and parametric variations /
    Published 1984
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    Government Document Microform Book
  5. 45
    Noise, hearing damage, and fatigue in general aviation pilots.
    Published 1972
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    Government Document Book
  6. 46
    Noise abatement departure profiles.
    Published 1993
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    Government Document Book
  7. 47
    Noise levels for U.S. certificated and foreign aircraft.
    Published 2001
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    Government Document Book
  8. 48
    Estimated airplane noise levels in A-weighted decibels.
    Published 2002
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    Government Document Book
  9. 49
    Noise standards : aircraft type and airworthiness certification.
    Published 2003
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    Government Document Book
  10. 50
    Neuromorphic learning of continuous-valued mappings in the presence of noise : application to real-time adaptive control /
    by Troudet, Terry
    Published 1989
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    Government Document Microform Book
  11. 51
    Neuromorphic learning of continuous-valued mappings in the presence of noise : application to real-time adaptive control /
    by Troudet, Terry
    Published 1989
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    Government Document Book
  12. 52
    Reduction of blade-vortex interaction noise using higher harmonic pitch control /
    Published 1989
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    Government Document Book
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