Galvanometer

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Ingenium, 1976.0208.001
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OBJECT TYPE
MIRROR/MOVING COIL/DC
DATE
1930
ARTIFACT NUMBER
1976.0208.001
MANUFACTURER
Leeds & Northrup
MODEL
Unknown
LOCATION
Philadelphia, Pennsylvania, United States of America

More Information


General Information

Serial #
243542
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
ALUMINUM, STEEL, EBONITE

Dimensions

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

Length
N/A
Width
12.7 cm
Height
22.8 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
Leeds Northrup
Country
United States of America
State/Province
Pennsylvania
City
Philadelphia

Context

Country
Worldwide
State/Province
Unknown
Period
1850+
Canada
Unknown
Function
MEASURE PRECISE SMALL CURRENTS
Technical
ANCESTORS OF MOVING COIL INSTRUMENTS WERE 'SIPHON RECORDER' DEV'D BY WILLIAM THOMSON (1867) FOR TELEGRAPH INDUSTRY & 'FISHBONE GALVANOMETER' INVENTED BY MARCEL DEPREZ (1880). JACQUES D'ARSONVAL SUGGESTED FIXING 'FISHBONE' IN DEPREZ'S INSTRUMENT & MAKING ITS COIL MOVEABLE... (SEE COMPLETE WS IN O:DRIVE S.I.)
Area Notes
Unknown

Details

Markings
N/A
Missing
N/A
Finish
BLACK
Decoration
N/A

CITE THIS OBJECT

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

Leeds & Northrup, Galvanometer, circa 1930, Artifact no. 1976.0208, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1976.0208.001/

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