Ohmmeter
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1997.0186.001
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- OBJECT TYPE
- POTENTIAL/10 MICROHMS-5 OHMS
- DATE
- 1910
- ARTIFACT NUMBER
- 1997.0186.001
- MANUFACTURER
- Evershed & Vignoles Ltd.
- MODEL
- DUCTER
- LOCATION
- London, England
More Information
General Information
- Serial #
- 54853
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- WOODEN BOX WITH METAL HARDWARE; SYNTHETIC TOP PLATE WITH METAL KNOBS AND DIAL PLATE; GLASS DIAL COVER; PAPER INSTRUCTION SHEET
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 28.0 cm
- Width
- 21.5 cm
- Height
- 24.0 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
- Evershed Vignoles
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- PROBABLY USED IN THE 1920'S UP TO THE 1950'S
- Canada
-
TYPE SAMPLE OF DEVICE USED BY THE STANDARDS DIVISION OF THE DEPT. OF TRADE AND COMMERCE - Function
-
USED TO MEASURE ELECTRICAL RESISTANCE IN OHMS. - Technical
-
MEASURES IN A RANGE FROM 0 TO 500 MICROHMS WITH A RANGE MULTIPLIER OF 10 TO 10,000 - Area Notes
-
Unknown
Details
- Markings
- PLATES ON TOP: 'EVERSHED'S POTENTIAL/ OHMMETER/ "DUCTER"/ Trade Markregistered in Great Britain/ Patents 212171-1907 and 7398-1908/ EVERSHED & VIGNOLES LTD/ LONDON'/ 'Inst No 54853/ 10 microhms to 5 ohms'/ PLATE ON FRONT: 'DOMINION OF CANADA/ DEPT. OF TRADE AND COMMERCE/ STANDARDS DIVISION/ INSPECTION STANDARD NO L62'/ STICKER: 'CCA-1512/ 16781/ Do not remove/...'/ ON TOP PANEL: 'EVERSHED'S PATENT/ EVERSHED & VIGNOLES LTD/ LONDON/ CELL +/ CELL -/ CURRENT/ POTENTIAL/ CURRENT'/ ON DIAL FACE: 'No 54853/ 0 [to] 500 [in 50ths]/ MICROHMS'/ PRINTING ON INSTRUCTION SHEET INCLUDES: 'Evershed's Patent/ Potential Ohmmeter/ REGISTERED DUCTER TRADE *
- Missing
- N/A
- Finish
- BOX STAINED AND VARNISHED; DARK BROWN TOP PANEL; YELLOW PLASTIC COVER OVER INSTRUCTION SHEET IN LID
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Evershed & Vignoles Ltd., Ohmmeter, circa 1910, Artifact no. 1997.0186, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1997.0186.001/
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