Vacuum tube
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1994.0244.001
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- OBJECT TYPE
- LOW MU/DETECTOR/AMPLIFIER
- DATE
- 1928–1930
- ARTIFACT NUMBER
- 1994.0244.001
- MANUFACTURER
- SPARKS WITHINGTON CO.
- MODEL
- 401BBPJ
- LOCATION
- Jackson, Michigan, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS; METAL; SYNTHETIC
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 13.5 cm
- Width
- 4.6 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
- SPARTON
- Country
- United States of America
- State/Province
- Michigan
- City
- Jackson
Context
- Country
- North America
- State/Province
- Unknown
- Period
- PROBABLY 1930'S
- Canada
-
Unknown - Function
-
USED AS A DETECTOR OR AMPLIFIER IN A RADIO RECEIVER - Technical
-
TYPE SAMPLE SHOWING VERY LONG PINS & SHELL; AND DUAL SIDE LOCATING PINS, ALL OF WHICH WOULD REQUIRE A NON STANDARD SOCKET - Area Notes
-
Unknown
Details
- Markings
- HOT BRANDED IN SHELL: 'SPARTON/ B/ 6/ BBPJ'/ STAMPED ON GLASS: '401'
- Missing
- N/A
- Finish
- UNCOLOURED GLASS/ BLACK SHELL
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
SPARKS WITHINGTON CO., Vacuum tube, between 1928–1930, Artifact no. 1994.0244, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1994.0244.001/
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