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,
1978.0368.001
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
- SUBMARINE/REED/TWIN
- DATE
- 1920–1945
- ARTIFACT NUMBER
- 1978.0368.001
- MANUFACTURER
- SPHERE ELECTRICAL INSTRUMENT CO. LTD.
- MODEL
- R7
- LOCATION
- London, England
More Information
General Information
- Serial #
- 546
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- WOOD BASE/ WOOD & GLASS COVER/ STEEL/ BRASS/ BAKELITE/ RUBBER/ WIRE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 23.0 cm
- Width
- 16.7 cm
- Height
- 19.6 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- SPHERE
- Country
- England
- State/Province
- Unknown
- City
- London
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
A DEVICE THAT IS PART OF A REGENERATOR SYSTEM, OPERATED FROM A VIBRATING REED. RELAY OPENS OR CLOSES AN AUXILIARY CIRCUIT UNDER PREDETERMINED ELECTRICAL CONDITIOINS. - Technical
-
IMPROVED THE QUALITY & ACCURACY OF COMMUNICATION - Area Notes
-
Unknown
Details
- Markings
- MECHANISM SIDE: 'REED RELAY/ TYPE R7/ SPHERE ELECTRIC INST: CO. LTD./ LONDON. N.8.'/ ON TOP: `SERIAL NO./ 546'/COTC LABEL: `7549' AFFIXED TO TOP OF BASE/ APPLIED RAISED METAL `12' ON CONNECTION PLUG.
- Missing
- From CA of 08/13/1996 by Kevin Machan: Undetermined
- Finish
- Unknown
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
SPHERE ELECTRICAL INSTRUMENT CO. LTD., Relay, between 1920–1945, Artifact no. 1978.0368, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1978.0368.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
1978.0368.001
