Flight observations conducted with 50-cp lamps installed in tips; this was visible from distance of 6 1/2 mi on relatively clear night and with background of city lights, and aircraft could immediately be distinguished as helicopter; system required less than 300 w.


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    Title :

    Development of helicopter blade tip lighting


    Additional title:

    U S Civ Aeronautics Administration -- Tech Development Report


    Contributors:


    Publication date :

    1954


    Size :

    11 pages


    Type of media :

    Report


    Type of material :

    Print


    Language :

    English




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