Galvanometer
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Ingenium,
1992.2397.001
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- OBJECT TYPE
- REFLECTING
- DATE
- Unknown
- ARTIFACT NUMBER
- 1992.2397.001
- MANUFACTURER
- Greeley, E.S. & Co.
- MODEL
- Unknown
- LOCATION
- New York, New York, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- BRASS CASING & STAND/ SYNTHETIC PARTS/ FABRIC? COVERED WIRING/ GLASS
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
- 20.0 cm
- Height
- 31.8 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Physics
- Category
- Demonstration & teaching equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- Greeley
- Country
- United States of America
- State/Province
- New York
- City
- New York
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
PART OF LARGE & VARIED COLLECTION OF OVER 7500 ELECTRICAL ITEMS ACQUIRED & DOCUMENTED BY ONTARIO HYDRO IN 1960S. COLLECTION WAS THOUGHT TO BE LARGEST & MOST COMPREHENSIVE IN CANADA & WAS DONATED TO NMST IN 1992. - Function
-
INSTRUMENT FOR DETECTING EXISTENCE & DETERMINING STRENGTH OF SMALL ELECTRIC CURRENTS. - Technical
-
REFLECTING OR MIRROR GALVANOMETERS USE BEAM OF LIGHT REFLECTED OFF MIRROR & ON TO SCALE TO PRODUCE READINGS, IN ORDER TO MINIMIZE EFFECTS OF EARTH'S MAGNETIC FIELD. THIS TYPE OF SENSITIVE GALVANOMETER WAS FIRST DEVELOPED BY BRITISH SCIENTISTWILLIAM THOMSON (1824-1907, LATER LORD KELVIN) - Area Notes
-
Unknown
Details
- Markings
- INCISED LETTERING ON BACK READS "E.S. GREELEY & CO./ NEW YORK"
- Missing
- MISSING SHAFT & PARTS
- Finish
- BRASS COLOURED METAL/ BLACK PAINTED PARTS/ BLACK SYNTHETIC/ GREEN WIRE COVERING/ COLOURLESS TRANSPARENT GLASS
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Greeley, E.S. & Co., Galvanometer, Unknown Date, Artifact no. 1992.2397, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.2397.001/
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