Relay
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1969.0933.001
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- OBJECT TYPE
- PONY/20 OHMS/ADJUSTABLE
- DATE
- 1915–1924
- ARTIFACT NUMBER
- 1969.0933.001
- MANUFACTURER
- Ahearn & Soper Ltd.
- MODEL
- Unknown
- 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/ IRON ARMATURE/ METAL/ MAGNETS/ RUBBER/ WIRE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 16.7 cm
- Width
- 9.1 cm
- Height
- 7.2 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
-
IMPROVED THE QUALITY & CAPACITY OF TELEGRAPH COMMUNICATION - Function
-
A DEVICE WHICH OPENS OR CLOSES AN AUXILIARY CIRCUIT UNDER PREDETERMINED ELECTRICAL CONDITIONS IN THE MAIN CIRCUIT. IT ENABLES A WEAK CURRENT TO BE STRONGER. - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- INCISED ON BASE: 'AHEARN & SOPER LIMITED/ OTTAWA,ONTARIO'.
- Missing
- N/A
- Finish
- VARNISHED BASE/ BLACK ENAMELLED SURBASE/ LACQUERED BRASS
- Decoration
- ROUNDED WOOD CORNERS
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Ahearn & Soper Ltd., Relay, between 1915–1924, Artifact no. 1969.0933, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0933.001/
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