Voltbox

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Ingenium, 1988.0393.001
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OBJECT TYPE: N/A
DATE: 1940–1949
ARTIFACT NUMBER: 1988.0393.001

MANUFACTURER: Leeds & Northrup Co.
MODEL: 7581
LOCATION: Philadelphia, Pennsylvania, United States of America

More Information

General Information

Serial #: 726759
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: WOODEN BOX & LID/ METAL HARDWARE/ SYNTHETIC KNOBS & TOP PANEL, bakelite

Dimensions

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

Length: 26.2 cm
Width: 16.0 cm
Height: 15.5 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: Canada
State/Province: Ontario
Period: PROBABLY 1940'S & 1950'S
Canada: USED IN CANADA
Function: TO EXTEND THE RANGE OF POTENTIAL MEASUREMENT OF A POTENTIOMETER TO 10, 100 OR 200 TIMES ITS MAXIMUM DIRECT VOLTAGE RANGE.
Technical: EXAMPLE OF MULTIPLIER USED TO EXTEND THE RANGE OF A POTENTIOMETER TO MEASURE ELECTROMOTIVE FORCE GREATER THAN 1.61 VOLTS
Area Notes: Unknown

Details

Markings: ON TOP PANEL: '[LOGO]/ LEEDS & NORTHRUP CO./ PHILADELPHIA/ 726759/ MADE IN U.S.A./ MAXIMUM VOLTAGE 15 150 300/ MULTIPLY BY 10 100 200/ POTENTIOMETER'/PAINTED ON BOTTOM: 'R-1367'/ ON INSIDE LID: 'A.1-48/ R-1367 [HANDWRITTEN]'
Missing: N/A
Finish: STAINED & VARNISHED WOOD/ BLACK KNOBS & TOP PANEL WITH WHITE PRINTING
Decoration: N/A

CITE THIS OBJECT

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

Leeds & Northrup Co., Voltbox, between 1940–1949, Artifact no. 1988.0393, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1988.0393.001/

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