Ohmmeter

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Ingenium, 1994.0230.001
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OBJECT TYPE: KELVIN BRIDGE/PORTABLE
DATE: Unknown
ARTIFACT NUMBER: 1994.0230.001

MANUFACTURER: Leeds & Northrup Co.
MODEL: 4286
LOCATION: Philadelphia, Pennsylvania, United States of America

More Information

General Information

Serial #: 522292
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: WOODEN CASE WITH LEATHER HANDLE & METAL HARDWARE/ SYNTHETIC PANEL & KNOBS WITH BRASS & OTHER METAL POSTS AS WELL/ FELT FEET/ PAPER INSTRUCTIONS AFFIXED TO INSIDE LID, bakelite

Dimensions

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

Length: 24.0 cm
Width: 15.5 cm
Height: 24.0 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: Leeds Northrup
Country: United States of America
State/Province: Pennsylvania
City: Philadelphia

Context

Country: North America
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: USED TO MEASURE ELECTRIC RESISTANCE IN OHMS
Technical: Unknown
Area Notes: Unknown

Details

Markings: PANEL MARKINGS INCLUDE: 'LEEDS & NORTHRUP CO./ PHILADELPHIA/ 522292/ [SCALE: OHM.010 TO.110]/ [SCALE +10 TO 0 TO -10]/ [DESIGNATIONS ON POSTS]'/ ONAFFIXED LABEL: 'DIRECTIONS FOR NO. 4286 KELVIN BRIDGE OHMMETER/.../ LEEDS & NORTHRUP COMPANY/ 4901 STENTON AVENUE PHILADELPHIA, PA., U.S.A.'/ LABEL ON LID TOP: 'Leeds & Northrup/ Model 4286/ S/N 522-292/ UDE 9/72 EL'
Missing: BATTERY
Finish: BOX STAINED & VARNISHED/ TOP PANEL BLACK
Decoration: N/A

CITE THIS OBJECT

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

Leeds & Northrup Co., Ohmmeter, Unknown Date, Artifact no. 1994.0230, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1994.0230.001/

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