Voltmeter
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1967.0125.001
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- OBJECT TYPE
- Switchboard AC/Edgewise/Thomson Voltmeter/Single Range
- DATE
- 1915–1921
- ARTIFACT NUMBER
- 1967.0125.001
- MANUFACTURER
- Canadian General Electric Co. Ltd.
- MODEL
- Thomson H-2
- LOCATION
- Toronto, Ontario, Canada
More Information
General Information
- Serial #
- 672539
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- Metal body/ glass window/ brass binding posts/ paper scale/ bakelite?
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 21.6 cm
- Width
- 15.9 cm
- Height
- 27.9 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Energy-electric
- Category
- Measurement
- Sub-Category
- N/A
Manufacturer
- AKA
- General Electric
- Country
- Canada
- State/Province
- Ontario
- City
- Toronto
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Artifact was built by the Canadian subsidiary of General Electric. Might have been used in Canada. - Function
-
Measures AC voltage in volts. - Technical
-
Permanent magnet moving coil type switchboard edgewise AC voltmeter. Popular style used on switchboards where many meters need to be stacked vertically. This form appeared before the turn of the century and remained popular for decades afterwards. Errors dude to parallax are reduced because the pointer is in line with the scale. - Area Notes
-
Unknown
Details
- Markings
- Mfr. plate: 'CANADIAN GENERAL ELECTRIC CO. LIMITED/ TORONTO, ONTARIO, CANADA' ; Name plate: 'THOMSON VOLTMETER' ; On scale: 'NO. 672539/ PAT. JUNE 1, 1909 SEPT. 28, 1915'
- Missing
- N/A
- Finish
- Black.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Canadian General Electric Co. Ltd., Voltmeter, circa 1915–1921, Artifact no. 1967.0125, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1967.0125.001/
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