Installation of what is claimed to be latest development in a. c. track-circuiting work consists of 14 single-rail track circuits of condenser-feed type, using two-element vane relays, and six siding tracks with indication only.


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    Title :

    Track circuit developments on the underground railways


    Additional title:

    Ry. Gaz


    Published in:

    Publication date :

    1923


    Size :

    2 pages


    Remarks:

    3 Figs.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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