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VTNBK 7/925
FW rectifier?
VTNBK 7/925

FW rectifier?

Date1922
Inventory NumberVT1766
ClassificationVacuum Tube
Maker Raytheon Manufacturing Company founded 1925
Cultural Region
    Place of Origin
      Dimensions21.2 × 3.7 × 3.7 cm (8 3/8 × 1 7/16 × 1 7/16 in.)
      Material
        DescriptionCONTAINS Hg
        VTNBK 7/942
        vacuum tube
        Raytheon Manufacturing Company
        Date: 192?
        Object number: VT1782
        Image Not Available for DIODE?
        DIODE?
        Raytheon Manufacturing Company
        Object number: VT3378
        Image Not Available for FW HG rectifier
        FW HG rectifier
        Raytheon Manufacturing Company
        Date: 1932
        Object number: VT0475
        VTNBK 6/791
        FW rectifier
        Raytheon Manufacturing Company
        Object number: VT0581
        FW CC rectifier
        FW CC rectifier
        Raytheon Manufacturing Company
        Date: 1933
        Object number: VT0952
        VTNBK 2/273
        FW CC rectifier
        Raytheon Manufacturing Company
        Date: 1934
        Object number: VT0980
        VTNBK 2/269
        FW CC rectifier
        Raytheon Manufacturing Company
        Date: 1933
        Object number: VT0953
        FW rectifier
        FW rectifier
        Raytheon Manufacturing Company
        Date: 1933
        Object number: VT0919
        Label found with VT1805
        FW rectifier?
        Raytheon Manufacturing Company
        Date: 1929
        Object number: VT1805
        VTNBK 1/110
        FW CC rectifier
        Raytheon Manufacturing Company
        Object number: VT0979
        Raytheon mercury-vapor tetrode tube
        Raytheon mercury-vapor tetrode tube
        Raytheon Manufacturing Company
        Date: 1930
        Object number: VT0234
        Raytheon 27A tetrode tube
        Raytheon 27A tetrode tube
        Raytheon Manufacturing Company
        Date: circa 1930
        Object number: VT1522