Galvanometer

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Ingenium, 1992.2380.001
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OBJECT TYPE: TANGENT
DATE: Unknown
ARTIFACT NUMBER: 1992.2380.001

MANUFACTURER: Ziegler Electric Co.
MODEL: Unknown
LOCATION: Boston, Massachusetts, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: WOOD BASE/ METAL (BRASS?) FEET, 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: 22.5 cm
Height: 27.0 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: Ziegler
Country: United States of America
State/Province: Massachusetts
City: Boston

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: TANGENT GALVANOMETER WAS FIRST DESCRIBED IN 1837 BY CLAUDE-SERVAIS-MATHIAS POUILLET (1790-1868), WHO LATER USED THIS FORM OF GALVANOMETER TO VERIFY OHM'S LAW. THESE LARGE STATIONARY COIL TYPE GALVANOMETERS WERE STANDARD CURRENT MEASURING INSTRUMENT INTO LAST QUARTER OF 19TH C. & WERE STILL IN USE IN 20TH C.(REFS. 2&3).
Area Notes: Unknown

Details

Markings: WHITE LETTERING ON BASE READS "ZIEGLER ELECTRIC CO./ MFR'S - BOSTON, MASS." & FOR CONTROL FUNCTIONS
Missing: INDICATOR SCALE, MECHANISM & NEEDLE; SCREWS TO ATTACHINDICATOR TO GALVANOMETER
Finish: BASE STAINED BROWN & COATED/ BRASS COLOURED METAL
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

Ziegler Electric Co., Galvanometer, Unknown Date, Artifact no. 1992.2380, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.2380.001/

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