Paper deals with several systems of automatic block signaling, particularly a.c. system, and apparatus commonly used to insure continuity of power supply; within past three years number of frequency-converting automatic substations has been installed by railway companies; class of apparatus used in these stations is discussed, including details of installations on Pennsylvania and Long Island Railroads.


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    Titel :

    Power supply for railway signals and automatic train control


    Weitere Titelangaben:

    Am. Inst. Elec. Engrs. -- Jl


    Beteiligte:


    Erscheinungsdatum :

    1928


    Format / Umfang :

    4 pages


    Anmerkungen:

    1 Fig.


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch





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