Vacuum tube
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1975.0681.001
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- OBJECT TYPE
- MEDIUM MU/DETECTOR/AMPLIFIER
- DATE
- 1929
- ARTIFACT NUMBER
- 1975.0681.001
- MANUFACTURER
- Canadian General Electric Co.
- MODEL
- 30
- LOCATION
- Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS/ SYNTHETIC/ METAL/ CARDSTOCK
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 10.0 cm
- Width
- 3.8 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Receiving
- Sub-Category
- N/A
Manufacturer
- AKA
- General Electric
- Country
- Canada
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
MADE & USED IN CANADA - Function
-
USED AS A DETECTOR AND AMPLIFIER TUBE FOR BATTERY-OPERATED RADIO RECEIVERS WHERE ECONOMY OF FILAMENT-CURRENT DRAIN IS IMPORTANT - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- PRINTED ON GLASS: '30'/ PRINTED ON BASE: 'GENERAL ELECTRIC/ MADE IN GE [LOGO] CANADA/ RADIOTRON'/ PRINTING ON BOX READS IN PART: 'GE [LOGO]/ GENERAL/ ELECTRIC/ RADIOTRON/ GE-230/ DETECTOR/ AND/ AMPLIFIER/ FIL. VOLTS 2.0/FIL. AMPERES.06/ PLATE VOLTS 90/ (MAXIMUM)/ CANADIAN/ GENERAL ELECTRIC CO/ PATENTED/ 1914 1922/ 1915 1923/ 1916 1924/ 1917 1925/ 1919 1926/ 1920 1927/ 1921 1929'
- Missing
- N/A
- Finish
- UNCOLOURED GLASS/ BLACK BASE WITH SILVER PRINTING/ WHITE BOX WITH GREEN & BLACK PRINTING
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Canadian General Electric Co., Vacuum tube, after 1929, Artifact no. 1975.0681, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1975.0681.001/
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