Rheostat

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Ingenium, 1978.0383.001
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OBJECT TYPE
1 MEGOHM
DATE
1920
ARTIFACT NUMBER
1978.0383.001
MANUFACTURER
NALDER BROS. & CO.
MODEL
Unknown
LOCATION
Westminster, England

More Information


General Information

Serial #
43277
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
BRASS CASING, TERMINALS, SWITCH & CONTACTS/ BAKELITE TOP & KNOB Ebonite top and knob (Briana Ippolito, 2021)

Dimensions

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

Length
N/A
Width
13.7 cm
Height
13.3 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Communications
Category
Telegraphy
Sub-Category
N/A

Manufacturer

AKA
NALDER
Country
England
State/Province
Unknown
City
Westminster

Context

Country
Canada
State/Province
Unknown
Period
Unknown
Canada
Unknown
Function
ELECTRICAL DEVICE FOR VARYING THE RESISTANCE OF A CIRCUIT.
Technical
Unknown
Area Notes
Unknown

Details

Markings
ON TOP: '1 MEGOHM DE'23/ NALDER BROS. & CO./ NO.43277'/ SWITCH DIAL: '0 TO 2.5 5 10 15 25 50 100 250 500 1000 INF/ THOUSANDS'. MARKINGS ARE INCISED/COTC LABEL '9079' AFFIXED TO SIDE.
Missing
From CA of 09/23/1996 by Kevin Machan: No - Complete
Finish
Unknown
Decoration
N/A

CITE THIS OBJECT

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

NALDER BROS. & CO., Rheostat, circa 1920, Artifact no. 1978.0383, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1978.0383.001/

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