New developments; facts affecting selection and use of lamps; characteristics; standardization; typical mortality or "burnout" curve for railway light-signal lamps, based on laboratory tests; extreme sensitiveness of lamp life to operating voltage indicated by this volt-light curve; effect of applied voltage double-filament lamps; etc. (See also Ry Signaling v 26 n 6 June 1933 p 164-6 and 172)


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    Title :

    Electric lamps for railway signals


    Additional title:

    Int Ry Congress Assn -- Bul


    Contributors:
    Beggs, E.W. (author)


    Publication date :

    1933


    Size :

    6 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Electric lamps for railway signals

    Beggs, E.W. | Engineering Index Backfile | 1933


    SSW electric incandescent lamps in railway operation

    Hein, F. | Engineering Index Backfile | 1924