Galvanometer

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Ingenium, 1984.1028.001
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OBJECT TYPE: ASTATIC/MOVING IRON
DATE: Unknown
ARTIFACT NUMBER: 1984.1028.001

MANUFACTURER: Ediswan
MODEL: Unknown
LOCATION: London, England

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL, WOOD & GLASS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 23.0 cm
Width: 15.0 cm
Height: 11.0 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: Edison
Country: England
State/Province: Unknown
City: London

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: PURCHASED FROM THE CADC (CROWN ASSETS). NO PROVENANCE IS KNOWN.
Function: FOR ELECTRICAL MEASURING
Technical: THE IDEA FOR ATTACHING A MAGNET BENEATH THE NEEDLE IN ORDERTO COUNTERACT THE EFFECT OF THE EARTH'S MAGNETIC FIELD ORIGINATED WITH JAMES CUMMING OF CAMBRIDGE, ENGLAND. ANDRE AMPERE OF FRANCE, INITIATED A VERY POPULAR SYSTEM IN 1821 USING AN ASTATIC PAIR OF MAGNETIZED NEEDLES... (SEE COMPLETE WS ON O:DRIVE SUPP.INFO.)
Area Notes: Unknown

Details

Markings: ON DIAL FACE IS A SCALE WHICH IS GRADUATED WITH '0' AT THE CENTER AND '90' AT BOTH ENDS/ BELOW THE CENTER OF THE DIAL IT IS WRITTEN 'EDISWAN, PONDERS END, WORKS'
Missing: N/A
Finish: A RECTANGULAR BOX IS SCREWED TO A BASE BOARD/ ON THE TOP OF THE BOX IS THE DIAL & A KNOB FOR TURNING THE METER ON & OFF.
Decoration: N/A

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

Ediswan, Galvanometer, Unknown Date, Artifact no. 1984.1028, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1984.1028.001/

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