Artificial production of localized stalled region accomplished by means of sharp leading edge extending few inches along span; drop in total pressure causes contraction of pressure cell to which total head tube and static orifice are connected and closes electric circuit that actuates warning signal.


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    Title :

    N.A.C.A. Stall-warning indicator


    Additional title:

    Nat Advisory Committee Aeronautics -- Tech Note


    Contributors:


    Publication date :

    1938


    Size :

    8 pages


    Remarks:

    6 Supp sheets


    Type of media :

    Report


    Type of material :

    Print


    Language :

    English




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