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12BV7 SCO pentode
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12BV7 SCO pentode

Inventory NumberVT4841
ClassificationVacuum Tube
Subject
    Maker Columbia Electronics Sales Company, Div. of Columbia Broadcasting System, Inc..
    Cultural Region
      Place of Origin
        Dimensions6.5 × 2.1 cm (2 9/16 × 13/16 in.)
        vt4842.12bz7_sylvania.pdf
        12BZ7 2xHiMu triode
        Columbia Electronics Sales Company, Div. of Columbia Broadcasting System, Inc..
        Object number: VT4842
        Image Not Available for 2xTRIODE
        2xTRIODE
        Columbia Broadcasting System
        Object number: VT2287
        Image Not Available for 2xTRIODE
        2xTRIODE
        Columbia Broadcasting System
        Object number: VT2786
        Image Not Available for 2xTRIODE
        2xTRIODE
        Columbia Broadcasting System
        Object number: VT3839
        experimental 12" long playing record
        experimental 12" long playing record
        Columbia Broadcasting System
        Date: dated 1946
        Accessories: wooden frame
        Object number: 1991-1-0005
        Image Not Available for SCO PENTODE
        SCO PENTODE
        COLUMBIA
        Date: 1943
        Object number: VT0024
        record of radio program: "Marriage and the Educated Woman"
        record of radio program: "Marriage and the Educated Woman"
        Mutual Broadcasting System
        Date: 1948
        Object number: 1998-1-1713
        Image Not Available for TRIODE
        TRIODE
        AudioTron Sales Company
        Object number: VT2481
        Image Not Available for PWR TET
        PWR TET
        AudioTron Sales Company
        Object number: VT0473
        pieces of a cathode from a Cunningham C237 vacuum tube
        pieces of a cathode from a Cunningham C237 vacuum tube
        AudioTron Sales Company
        Date: 1920-1930
        Accessories: red cardboard cylinder case
        Object number: VT5194
        AudioTron triode tube mounted on plug-in base
        AudioTron triode tube mounted on plug-in base
        AudioTron Sales Company
        Date: 1916-1920
        Object number: VT0249
        Edison phonograph wax cylinder
        Edison phonograph wax cylinder
        Columbia Phonograph Company
        Date: circa 1904
        Accessories: hollow, cylindrical, paper case
        Object number: 8507