Description of loud speaker intercommunication system installed by Southern Railway System in large freight yard at Birmingham, Ala, which provides 2-way conversation between yard master and switch crew foremen at numerous locations throughout yard and terminal area 5 mi long. (See also Ry Signaling v 39 n 6 June 1946 p 412-7)


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    Titel :

    Loud-speaker yard communication


    Weitere Titelangaben:

    Ry Age


    Erschienen in:

    Railway Age ; 121 , n 9


    Erscheinungsdatum :

    1946


    Format / Umfang :

    3 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Loud-speaker yard communication

    Engineering Index Backfile | 1946




    Loud speakers aid yard operation

    Engineering Index Backfile | 1944


    Loud speakers aid yard operation

    Engineering Index Backfile | 1944