Vacuum tube
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1998.0749.001
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- OBJECT TYPE
- GLOW DISCHARGE VOLTAGE REGULATOR
- DATE
- Unknown
- ARTIFACT NUMBER
- 1998.0749.001
- MANUFACTURER
- Westinghouse
- MODEL
- 991
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- .1 GLASS ENVELOPE; METAL & SYNTHETIC BASE & PARTS/.2 CARDBOARD BOX
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 1.2 cm
- Width
- 1.1 cm
- Height
- 3.7 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Receiving
- Sub-Category
- N/A
Manufacturer
- AKA
- Westinghouse
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- Unknown
- Canada
-
FROM COLLECTION OF VACUUM TUBES DONATED TO CSTM BY CANADIAN GOVERNMENT DEPARTMENT NATURAL RESOURCES CANADA. - Function
-
VACUUM TUBE USED AS VOLTAGE REGULATOR. - Technical
-
EXAMPLE OF COLD CATHODE GLOW DISCHARGE TYPE VACUUM TUBE. - Area Notes
-
Unknown
Details
- Markings
- .1 BLACK LETTERING ON BASE READS "991", "W [LOGO]/ 4 4 6"/.2 BLACK LETTERING ON BOX END READS "991"; BLUE & WHITE LETTERING ON BOX SIDES READS "Westinghouse/ Radio Tube [SCRIPT]/ For [SCRIPT]/ BETTER/ RECEPTION";"TRADE MARK REGISTERED/ PATENTED 1936-1953 INCLUSIVE" WITH CANADIAN WESTINGHOUSE CO. GUARANTEE INFO.
- Missing
- COMPLETE
- Finish
- .1 COLOURLESS TRANSPARENT GLASS; GOLD PAINTED & BLACK BASE; METALLIC PINS/.2 RED & BLUE EXTERIOR
- Decoration
- .2 "W/ WESTINGHOUSE" LOGO ON 3 SIDES & ENDS OF BOX
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Westinghouse, Vacuum tube, Unknown Date, Artifact no. 1998.0749, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1998.0749.001/
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