Instrument capable of measuring speed of vehicles passing along road at speeds between 15 and 70 mph under conditions where flow of traffic is high; it is operated by detector tubes on road and uses ma-sec meter operating on known current to measure time intervals; it includes arrangement of switches and relays to measure speed of vehicles passing over tubes in either direction.


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    Titel :

    Speedometer [midline ellipsis] for use at high traffic flows


    Weitere Titelangaben:

    Electronic Eng


    Beteiligte:
    Laker, I.B. (Autor:in) / Whiting, P.D. (Autor:in)

    Erschienen in:

    Erscheinungsdatum :

    1955


    Format / Umfang :

    3 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch