Vacuum tube
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1989.0182.001
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- OBJECT TYPE
- BROADCASTING
- DATE
- 1923
- ARTIFACT NUMBER
- 1989.0182.001
- MANUFACTURER
- Northern Electric Co. Ltd. of Canada
- MODEL
- R212A
- LOCATION
- Montréal, Québec, Canada
More Information
General Information
- Serial #
- 8721D
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS ENVELOPE/ METAL BASE/ WOOD, METAL & GLASS WORKING PARTS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- 8.6 cm
- Height
- 35.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Transmitting
- Sub-Category
- N/A
Manufacturer
- AKA
- Northern Electric
- Country
- Canada
- State/Province
- Québec
- City
- Montréal
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- 1920'S & INTO 1930'S
- Canada
-
MADE & USED IN CANADA - Function
-
USED AS TRANSMITTER POWER OUTPUT TUBE IN BROADCAST TRANSMITTER. - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- PRINTED ON ENVELOPE: 'R-212-A 250 WATT/ VACUUM TUBE/ SERIAL # 8721D/ MADE IN CANADA/ BY/ Northern Electric Company/ LIMITED/ PATENTED 1916, 1917, 1920, 1921, 1922, 1923'/ PRINTED INSIDE BASE: '263'
- Missing
- N/A
- Finish
- UNCOLOURED GLASS/ WHITE PRINTING
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Northern Electric Co. Ltd. of Canada, Vacuum tube, after 1923, Artifact no. 1989.0182, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1989.0182.001/
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