Vacuum tube
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,
1969.0794.001
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
- AMPLIFIER
- DATE
- 1929–1939
- ARTIFACT NUMBER
- 1969.0794.001
- MANUFACTURER
- Northern Electric Co. Ltd.
- MODEL
- 102F
- LOCATION
- Unknown
More Information
General Information
- Serial #
- 145
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS/ SYNTHETIC/ METAL
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 10.8 cm
- Width
- 5.7 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Telephone
- Sub-Category
- N/A
Manufacturer
- AKA
- Northern Electric
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- North America
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
USED FOR VOICE-FREQUENCY TELEPHONE REPEATERS, MODULATORS, DETECTORS, AMPLIFIERS, & CARRIER TELEGRAPH EQUIPMENT - Technical
-
IMPROVED VERSION OF 102A-REQUIRED ONE-HALF THE FILAMENT CURRENT FOR MUCH LONGER LIFE - Area Notes
-
Unknown
Details
- Markings
- PRINTED ON BULB AROUND TOP: 'CANADIAN NATIONAL TELEGRAPH'/ PRINTED ON BULB AROUND CENTRE: 'NORTHERN ELECTRIC/ COMPANY LIMITED/ 102-F/ MADE IN/ CANADA/ PATENTED 1917 1920 1921/ 1922 1925 1926 1928 1929'
- Missing
- N/A
- Finish
- UNCOLOURED GLASS/ BLACK BASE
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Northern Electric Co. Ltd., Vacuum tube, circa 1929–1939, Artifact no. 1969.0794, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0794.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
1969.0794.001
