New combination use of radio with loudspeakers installed in Kansas Avenue yard at Springfield, Mo; each car inspector is equipped with light weight portable radio transmitter set for reporting defects; such messages are reproduced over yard loudspeakers for others concerned in operation; inspector can also transmit warning if he is working on car or between cars. (see also Ry Signaling and Communications v 46 n 2 Mar 1953 p 192-3)


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    Title :

    Frisco's radio-loudspeaker system allows faster car inspection


    Additional title:

    Ry Age


    Published in:

    Railway Age ; 134 , n 8


    Publication date :

    1953


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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