Key, telegraph

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Ingenium, 1984.0115.001
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OBJECT TYPE: WIRELESS/CAMEL BACK
DATE: 1910
ARTIFACT NUMBER: 1984.0115.001

MANUFACTURER: G.N.W.
MODEL: Unknown
LOCATION: Unknown

More Information

General Information

Serial #: 483
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: STEEL/ EBONITE OPERATING DISC & KNOB/ WOOD BASE

Dimensions

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

Length: 23.8 cm
Width: 13.4 cm
Height: 5.6 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Telegraphy
Sub-Category: N/A

Manufacturer

AKA: GNW
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: A DEVICE FOR OPENING OR CLOSING AN ELECTRIC CIRCUIT TO TRANSMIT MESSAGES.
Technical: THIS KEY HAS A 'CIRCUIT CLOSER' LEVER. IN CLOSED POSITION, THE BATTERY CANNOT BE PUT TO LINE OR SHORT CIRCUITED BY PRESSING DOWN ON KEY LEVER, WHICH CAN CAUSE BATTERY WASTE. RELAY IS ALWAYS IN CIRCUIT READY TO RECEIVE SIGNALS. THIS ELIMINATED BATTERY WASTE WHEN TRANSMISSIONS WERE NOT BEING MADE, WITHOUT CLOSING INCOMING MESSAGE TRANSFERENCE.
Area Notes: Unknown

Details

Markings: ON LEFT PIVOT ARMATURE: 'G.N.W'; & ON RIGHT: '483'. INCISED MARKINGS.
Missing: N/A
Finish: NICKEL PLATED STEEL/ REDDISH STAIN & VARNISHED BASE
Decoration: N/A

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

G.N.W., Key, telegraph, circa 1910, Artifact no. 1984.0115, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1984.0115.001/

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