Relay

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Ingenium, 1976.0537.001
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OBJECT TYPE
20 OHMS
DATE
1915
ARTIFACT NUMBER
1976.0537.001
MANUFACTURER
EDWARDS
MODEL
1238
LOCATION
Unknown

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
WOOD BASE/ IRON ARMATURE/ COPPER WIRE/ BRASS/ METAL/ RUBBER/ WIRE.

Dimensions

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

Length
12.9 cm
Width
9.5 cm
Height
7.3 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Communications
Category
Telegraphy
Sub-Category
N/A

Manufacturer

AKA
EDWARDS
Country
Unknown
State/Province
Unknown
City
Unknown

Context

Country
Unknown
State/Province
Unknown
Period
Unknown
Canada
Unknown
Function
A DEVICE WHICH OPENS OR CLOSES AN AUXILIARY CIRCUIT UNDER PREDETER- MINED ELECTRICAL CONDITIONS IN THE MAIN CIRCUIT.
Technical
IMPROVED THE QUALITY AND CAPACITY OF TELEGRAPH COMMUNICATION.
Area Notes
Unknown

Details

Markings
INCISED MANUFACTURER'S PLATE: '1872/ EDWARDS [LOGO]/ NO.1238/ 20 OHMS'.
Missing
From CA of 11/29/1996 by Kevin Machan: No - Complete
Finish
VARNISHED BASE/ LACQUERED BRASS.
Decoration
ROUNDED WOOD CORNERS.

CITE THIS OBJECT

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

EDWARDS, Relay, circa 1915, Artifact no. 1976.0537, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1976.0537.001/

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