Sounder, relay

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Ingenium, 1970.0158.001
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OBJECT TYPE: NON-POLARIZED/500 X 500 OHMS
DATE: 1925
ARTIFACT NUMBER: 1970.0158.001

MANUFACTURER: A.M. ?
MODEL: 1/REF. 5B/117
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 & CASING/ BRASS/ METAL/ PLATINUM TIPPED CONTACT/ MAGNETS/ RUBBER/ CLOTH/ WIRE

Dimensions

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

Length: 17.6 cm
Width: 17.1 cm
Height: 10.6 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: AM
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 PREDETERMINED ELECTRICAL CONDITIONS IN THE MAIN CIRCUIT. ECONOMIZED BATTERY POWER.
Technical: IMPROVED THE QUALITY & CAPACITY OF TELEGRAPH COMMUNICATION. ECONOMIZED BATTERY POWER COMSUMPTION.
Area Notes: Unknown

Details

Markings: INCISED MANUFACTURER'S PLATE:`SOUNDER RELAYING/ TYPE 1/ REF. NO.5B/ 117/ A [CROWN LOGO] M/ SERIAL NO.'/ WHITE STAMPED BINDING POST MARKINGS:`500 500/ S T M D (D) U (U)'/ INTERIOR MECHANISMS:`R.L.' `38/[ILLEGIBLE]' & `A.H.' SCRATCHED INTO INSIDE OF CASING.
Missing: POSSIBLE BACK PANEL FROM CASING
Finish: VARNISHED WOOD/ LACQUERED BRASS/ SOME COMPONENTS PAINTED BLACK
Decoration: MORTICE & TENON CASING JOINERY

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

A.M. ?, Sounder, relay, circa 1925, Artifact no. 1970.0158, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1970.0158.001/

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