Relay
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1969.0936.001
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- OBJECT TYPE
- POLAR/400 X 400 OHMS
- DATE
- 1915–1924
- ARTIFACT NUMBER
- 1969.0936.001
- MANUFACTURER
- Ahearn & Soper Ltd.
- MODEL
- STANDARD
- LOCATION
- Ottawa, Ontario, Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- MAHOGANY BASE/ CAST IRON SURBASE/ BRASS/ STEEL/ METAL/ MAGNETS/ EBONITE/ RUBBER/ WIRE.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 22.5 cm
- Width
- 12.5 cm
- Height
- 13.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- Ahearn Soper
- Country
- Canada
- State/Province
- Ontario
- City
- Ottawa
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
A DEVICE THAT OPENS OR CLOSES AN AUXILIARY CIRCUIT UNDER PREDETERMINEDELECTRICAL CONDITIONS IN THE MAIN CIRCUIT. IT ENABLES A WEAK CURRENT TO BE STRONGER. - Technical
-
IMPROVED THE QUALITY & CAPACITY OF TELEGRAPH COMMUNICATION. - Area Notes
-
Unknown
Details
- Markings
- INCISED ON BASE:LEFT SIDE:`AHEARN & SOPER LIMITED/ OTTAWA, ONTARIO.'/BY BACK LEFT BINDING POSTS:`R/ L'
- Missing
- FRONT SWITCH
- Finish
- VARNISHED BASE/ BLACK ENAMELLED SURBASE & BODY/ LACQUEREDBRASS
- Decoration
- ROUNDED WOODCORNERS & EDGES/ GOLD PAINTED LINE ACCENTS ON BODY PLATFORM & EXTERIOR OF ROUNDED BODY SECTION WITH A STYLIZED LEAF DESIGN & FLORAL MOTIF. RED, GREEN, BLUE, WHITE USED IN FLORAL MOTIF.
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Ahearn & Soper Ltd., Relay, circa 1915–1924, Artifact no. 1969.0936, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0936.001/
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