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XM triode
XM triode
© Collection of Historical Scientific Instruments, Harvard University

XM triode

Inventory NumberVT0633
ClassificationVacuum Tube
Cultural Region
    Dimensions10.6 × 61 × 6.1 cm (4 3/16 × 24 × 2 3/8 in.)
    DescriptionAIR-COOLED Cu ANODE
    InscribedIn black paint inside vacuum between three pins one base "40".
    Curatorial RemarksSee VT0634
    FunctionTransmitter Amplifier/Power Amplifier
    L800E XM triode
    L800E XM triode
    Object number: VT0634
    VTNBK 4/586
    XM triode
    Object number: VT0830
    XM tetrode
    XM tetrode
    Object number: VT1180
    VTNBK 6/866
    XM triode
    Western Electric Company
    Date: 1926
    Object number: VT1655
    XM TRIODE
    XM TRIODE
    General Electric Company
    Object number: VT2008
    XM TRIODE
    XM TRIODE
    Federal Telephone & Radio Corporation
    Object number: VT1976
    VTNBK 6/867
    XM triode
    Westinghouse Electric & Manufacturing Company
    Object number: VT1656
    XM triode
    XM triode
    Westinghouse Electric & Manufacturing Company
    Date: 1949
    Object number: VT0875
    XM TRIODE
    XM TRIODE
    Date: 1949
    Object number: VT1183
    VTNBK 6/858
    XM triode
    Radio Corporation of America
    Date: 1961
    Object number: VT1647
    VTNBK 6/859
    XM triode
    Radio Corporation of America
    Object number: VT1649
    VTNBK 6/869
    XM triode
    Eitel-McCullough, Inc.
    Object number: VT1657