Relay

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Ingenium, 1975.0033.001
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OBJECT TYPE
PONY
DATE
1860
ARTIFACT NUMBER
1975.0033.001
MANUFACTURER
Unknown
MODEL
Unknown
LOCATION
Unknown

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
MAHOGANY BASE/ 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
18.6 cm
Width
12.0 cm
Height
8.5 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Communications
Category
Telegraphy
Sub-Category
N/A

Manufacturer

AKA
Unknown
Country
Unknown
State/Province
Unknown
City
Unknown

Context

Country
Canada
State/Province
Ontario
Period
1870-1912
Canada
TELEGRAPH SERVICES SUPPLIED BY THE MONTREAL TELEGRAPH COMPANY & LATER BY THE GREAT NORTH WESTERN TELEGRAPH. THE SERVICES BEGAN IN 1870 & CLOSED IN 1912, DUE TO THE DEVELOPMENT OF THE TELEPHONE/ METCALFE OFFICE CALL WAS 'XC'.
Function
A DEVICE WHICH OPENS OR CLOSES AN AUXILIARY CIRCUIT UNDER PREDETER- MINED ELECTRICAL CONDITIONS IN THE MAIN CIRCUIT. IT ENABLES A WEAK CURRENT TO BE STRONGER.
Technical
IMPROVED THE QUALITY AND CAPACITY OF TELEGRAPH COMMUNICATION.
Area Notes
Unknown

Details

Markings
N/A
Missing
TENSION SPRING From CA of 07/30/1996 by Kevin Machan: Yes - Missing spring, possibly other components.
Finish
BRASS PLATED METAL.
Decoration
MOULDED WOOD BASE EDGES.

CITE THIS OBJECT

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

Unknown Manufacturer, Relay, circa 1860, Artifact no. 1975.0033, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1975.0033.001/

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