Key, telegraph

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Ingenium, 1985.0356.001
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OBJECT TYPE
4 PIN/DOORKNOB
DATE
1935–1945
ARTIFACT NUMBER
1985.0356.001
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
CAST IRON BASE & TRIUNION/ STEEL OPERATING LEVER, VIBRATING ARM & ASSORTED PARTS/ BAKELITE OPERATING KNOB & PADDLE

Dimensions

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

Length
20.2 cm
Width
7.7 cm
Height
7.4 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
North America
State/Province
Unknown
Period
C. 1935 TO 1965
Canada
USED BY TELEGRAPHERS AND AMATEUR RADIO OPERATORS IN CANADA.
Function
A SWITCH FOR INTERRUPTING AN ELECTRIC CURRENT TO TRANSMIT TELEGRAPH OR WIRELESS SIGNALS.
Technical
DOTS WERE CREATED AUTOMATICALLY WHICH INCREASED SENDING SPEED.
Area Notes
Unknown

Details

Markings
N/A
Missing
CONNECTING LINE CORD From CA of 09/26/1996 by Kevin Machan: Yes - Missing: placard or manufacturers label.
Finish
BASE & TRIUNION BLUE CRINKLE PAINT/ KNOB & PADDLE BLACK
Decoration
N/A

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

Unknown Manufacturer, Key, telegraph, circa 1935–1945, Artifact no. 1985.0356, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1985.0356.001/

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