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VTNBK 2/194
shop-built bolometer
VTNBK 2/194

shop-built bolometer

Inventory NumberVT1098
ClassificationVacuum Tube
Maker Cruft Laboratory, Harvard University ? founded 1914
Cultural Region
    Place of Origin
      Dimensions15.3 × 2.6 × 2.6 cm (6 × 1 × 1 in.)
      FunctionInstrumentation
      VTNBK 4/510
      shop-built bolometer
      Cruft Laboratory, Harvard University
      Object number: VT0252
      VTNBK 4/624
      shop-built diode, multi-anode
      Cruft Laboratory, Harvard University
      Date: 1938
      Object number: VT0224
      VTNBK 5/654
      shop-built FIL TEST
      Cruft Laboratory, Harvard University
      Date: 1929
      Object number: VT0227
      VTNBK 5/654
      shop-built FIL TEST
      Cruft Laboratory, Harvard University
      Date: 1929
      Object number: VT0228
      Image Not Available for shop-built FIL TEST?
      shop-built FIL TEST?
      Cruft Laboratory, Harvard University
      Date: 1936
      Object number: VT0225
      Image Not Available for shop-built FIL TEST
      shop-built FIL TEST
      Cruft Laboratory, Harvard University
      Object number: VT0219
      VTNBK 5/646
      shop-built diode
      Cruft Laboratory, Harvard University
      Date: 1929
      Object number: VT0200
      VTNBK 6/832
      shop-built solenoid
      Cruft Laboratory, Harvard University
      Object number: VT0251
      shop-built triode
      shop-built triode
      Cruft Laboratory, Harvard University
      Object number: VT0204
      Image Not Available for shop-built diode ??
      shop-built diode ??
      Cruft Laboratory, Harvard University
      Object number: VT0216
      VTNBK 6/831
      shop-built diode
      Cruft Laboratory, Harvard University
      Date: 1922
      Object number: VT0199
      VTNBK 4/622
      shop-built experimental tube
      Cruft Laboratory, Harvard University
      Date: 1939
      Object number: VT0208