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VTNBK 4/501
Cunningham C300A triode
VTNBK 4/501

Cunningham C300A triode

Date1920
Inventory NumberVT0382
ClassificationVacuum Tube
Maker E. T. Cunningham, Inc. 1922 - 1931
Maker General Electric Company 1892-present
Cultural Region
    Place of Origin
      Dimensions10.6 × 4.5 × 4.5 cm (4 3/16 × 1 3/4 × 1 3/4 in.)
      DescriptionARGON-FILLED
      FunctionDetector
      website.
      Image Not Available for Cunningham CX300A triode
      Cunningham CX300A triode
      E. T. Cunningham, Inc.
      Date: 1926
      Object number: VT0372
      Image Not Available for Cunningham CX300A triode
      Cunningham CX300A triode
      E. T. Cunningham, Inc.
      Date: 1926
      Object number: VT0385
      Image Not Available for Cunningham C300? triode
      Cunningham C300? triode
      E. T. Cunningham, Inc.
      Date: 1920
      Object number: VT0912
      Image Not Available for Cunningham C300 triode
      Cunningham C300 triode
      E. T. Cunningham, Inc.
      Date: 1920
      Object number: VT0301
      Cunningham CX340 triode tube
      Cunningham CX340 triode tube
      E. T. Cunningham, Inc.
      Date: circa 1927
      Object number: VT1405
      Cunningham CX112A triode tube
      Cunningham CX112A triode tube
      E. T. Cunningham, Inc.
      Date: 1927-1932
      Object number: VT1248
      Cunningham CX371A power triode tube
      Cunningham CX371A power triode tube
      E. T. Cunningham, Inc.
      Date: 1926-1929
      Object number: VT1398
      Cunningham C327 triode tube
      Cunningham C327 triode tube
      E. T. Cunningham, Inc.
      Date: 1927-1930
      Object number: VT1394
      Cunningham C327 triode tube with short anode
      Cunningham C327 triode tube with short anode
      E. T. Cunningham, Inc.
      Date: 1927-1930
      Object number: VT1607
      Cunningham C327 triode tube
      Cunningham C327 triode tube
      E. T. Cunningham, Inc.
      Date: 1928-1930
      Object number: VT0374
      Cunningham C12 triode tube
      Cunningham C12 triode tube
      E. T. Cunningham, Inc.
      Date: 1923-1926
      Object number: VT0339
      Cunningham variable mu triode tube marked C-78
      Cunningham variable mu triode tube marked C-78
      E. T. Cunningham, Inc.
      Date: 1934
      Object number: VT1407