Relay, Wheatstone
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1968.0774.001
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- OBJECT TYPE
- POLAR/FOUR WINDING
- DATE
- 1924
- ARTIFACT NUMBER
- 1968.0774.001
- MANUFACTURER
- Unknown
- MODEL
- Unknown
- LOCATION
- Unknown
More Information
General Information
- Serial #
- 3604
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- WOOD BASE/ BRASS CASING,INTERNAL MECHANISM COMPONENTS, BINDING POSTS & ADJUSTMENT KNOB/ GLASS/ WIRE/ RUBBER/ PLASTIC.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- 12.6 cm
- Height
- 14.6 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- 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 PREDETER- MINED ELECTRICAL CONDITIONS IN THE MAIN CIRCUIT. IT ENABLES A WEAK CURRENT TO BE STRONGER. - Technical
-
IMPROVED THE QUALITY AND CAPACITY OF LONG DISTANCE TELEGRAPH COMMUNICATION. - Area Notes
-
Unknown
Details
- Markings
- ON FACE OF MECHANISM: 'NO. 3604'/ 'SPACING MARKING' WITH DIRECTION ARROWS OVER SIDE ADJUSTMENT KNOB/ BINDING POST MARKINGS ON BASE: 'U/ (U)/ M/ T/S/ D/ (D)'/ COTC LABEL '9757' AFFIXED TO SIDE/ '17' PAINTED IN RED ON GLASS TOP.
- Missing
- BRASS SCREW FROM LID HINGE.
- Finish
- SHELLACKED WOOD BASE/ LACQUERED BRASS.
- Decoration
- CIRCULAR BASE/ BEVELLED GLASS EDGE/ WHITE & BLACK POST MARKINGS.
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Relay, Wheatstone, circa 1924, Artifact no. 1968.0774, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1968.0774.001/
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