Description of new wireless direction finder type D.F.M.-4, developed by Research Department of Marconi Co., for use primarily on all classes of naval ships; equipment includes frame aerial, radio-goniometer; tuner and amplifier.


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    Title :

    A new direction finder for naval vessels


    Additional title:

    Jl. Sci. Instruments


    Published in:

    Publication date :

    1929


    Size :

    2 pages



    Type of media :

    Article (Journal)


    Type of material :

    Electronic Resource


    Language :

    English





    Automatic direction finder

    Engineering Index Backfile | 1938


    Automatic direction finder

    Engineering Index Backfile | 1938


    Automatic direction finder

    Engineering Index Backfile | 1938


    Automatic direction finder

    Engineering Index Backfile | 1938