Vacuum tube
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1987.1198.001
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- OBJECT TYPE
- TWIN DIODE HIGH MU TRIODE
- DATE
- 1940–1959
- ARTIFACT NUMBER
- 1987.1198.001
- MANUFACTURER
- Rogers
- MODEL
- 12SQ7
- LOCATION
- Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- METAL/ SYNTHETIC
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 6.5 cm
- Width
- 3.3 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Receiving
- Sub-Category
- N/A
Manufacturer
- AKA
- Rogers
- Country
- Canada
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- 1940'S & 1950'S
- Canada
-
Unknown - Function
-
USED AS A COMBINED DETECTOR, AMPLIFIER, & AVC TUBE IN AC/DC RADIO RECEIVERS - Technical
-
TYPE SAMPLE OF COMMON TUBE USED IN RADIO RECEIVERS IN THE 1940'S & 1950'S - Area Notes
-
Unknown
Details
- Markings
- PAINTED ON BODY: '12SQ7/ ROGERS/ PAT. CANADA 42-59/ M/ B/ H'/ STAMPED ON SIDE OF BASE: '12SQ7 CANADA'/ EMBOSSED IN BASE: 'LICENSED ONLY TO EXTENT INDICATED ON CARTON'
- Missing
- N/A
- Finish
- PAINTED GLOSS BLACK WITH GREEN PRINTING
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Rogers, Vacuum tube, circa 1940–1959, Artifact no. 1987.1198, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1987.1198.001/
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