Calculations of rotational noise and vortex noise loudness levels at distances of 300 and 1000 ft were made for large number of propellers in forward flight of 50 to 200 mph and for engine ratings of 100 to 300 hp; results are presented in chart form.


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    Titel :

    Propeller-loudness charts for light airplanes


    Weitere Titelangaben:

    Nat Advisory Committee Aeronautics -- Tech Note


    Beteiligte:
    Hubbard, H. (Autor:in) / Regier, A.A. (Autor:in)


    Erscheinungsdatum :

    1947


    Format / Umfang :

    9 pages


    Anmerkungen:

    57 Supp Plates, Bibliography


    Medientyp :

    Report


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Propeller-loudness charts for light airplanes

    Hubbard, Harvey H. / Regier, Arthur A. | TIBKAT | 1947


    Propeller-loudness charts for light airplanes

    Hubbard, Harvey H / Regier, Arthur A | NTRS | 1947


    Propeller-efficiency charts for light airplanes

    Crigler, J.L. / Jaquis, R.E. | Engineering Index Backfile | 1947


    Propeller-efficiency charts for light airplanes

    Crigler, John L. / Jaquis, Robert E. | TIBKAT | 1947


    Propeller-efficiency charts for light airplanes

    Crigler, John L / Jaquis, Robert E | NTRS | 1947