Galvanometer

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Ingenium, 1992.2393.001
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OBJECT TYPE: REFLECTING/WALL
DATE: Unknown
ARTIFACT NUMBER: 1992.2393.001

MANUFACTURER: Leeds & Northrup Co.
MODEL: 5944
LOCATION: Philadelphia, Pennsylvania, 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: WOOD BASE/ METAL & SYNTHETIC WORKING PARTS/ FABRIC COVERED WIRING

Dimensions

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

Length: 48.5 cm
Width: 22.6 cm
Height: 15.0 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: Leeds Northrup
Country: United States of America
State/Province: Pennsylvania
City: Philadelphia

Context

Country: Canada
State/Province: Ontario
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. WALL GALVANOMETERS WERE MOUNTED ON SOLID WALL TO PREVENT VIBRATION, & TELESCOPE & CURVED SCALE USED TODETERMINE DEFLECTION OF GALVANOMETER (REFS. 2&3).
Area Notes: Unknown

Details

Markings: PLATE ON BASE READS "THE LEEDS AND NORTHRUP CO./ SCIENTIFIC INSTRUMENTS/ PHILADELPHIA"/ INCISED WHITE "5944" ON BASE
Missing: APPEARS COMPLETE
Finish: BASE STAINED BROWN & VARNISHED/ GOLD COLOURED METAL/ BROWN SYNTHETIC/ GREEN WIRE COVERING
Decoration: N/A

CITE THIS OBJECT

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

Leeds & Northrup Co., Galvanometer, Unknown Date, Artifact no. 1992.2393, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1992.2393.001/

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