Relay
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
1976.0537.001
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- 20 OHMS
- DATE
- 1915
- ARTIFACT NUMBER
- 1976.0537.001
- MANUFACTURER
- EDWARDS
- MODEL
- 1238
- 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/ IRON ARMATURE/ COPPER WIRE/ BRASS/ METAL/ RUBBER/ WIRE.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 12.9 cm
- Width
- 9.5 cm
- Height
- 7.3 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- EDWARDS
- 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. - Technical
-
IMPROVED THE QUALITY AND CAPACITY OF TELEGRAPH COMMUNICATION. - Area Notes
-
Unknown
Details
- Markings
- INCISED MANUFACTURER'S PLATE: '1872/ EDWARDS [LOGO]/ NO.1238/ 20 OHMS'.
- Missing
- From CA of 11/29/1996 by Kevin Machan: No - Complete
- Finish
- VARNISHED BASE/ LACQUERED BRASS.
- Decoration
- ROUNDED WOOD CORNERS.
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
EDWARDS, Relay, circa 1915, Artifact no. 1976.0537, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1976.0537.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
1976.0537.001
