Vacuum tube
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1992.1383.001
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- OBJECT TYPE
- MULTIGRID CONVERTER
- DATE
- 1939
- ARTIFACT NUMBER
- 1992.1383.001
- MANUFACTURER
- PHILCO
- MODEL
- 7A8E
- LOCATION
- 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 ENVELOPE/ METAL PINS & BASE/ METAL & SYNTHETIC WORKING PARTS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 6.8 cm
- Width
- 3.1 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
- PHILCO
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
USED AS A CONVERTER IN SUPERHETERODYNE CIRCUITS IN RADIO RECEIVERS - Technical
-
THE FIRST & ONLY AMERICAN TYPE OCTODE/ ORIGINALLY DEVELOPED BY SYLVANIA - Area Notes
-
Unknown
Details
- Markings
- ON TOP: '7A8E'/ ON SIDE: '[?]CO/ [?]OFF./ [?]AL/ [?]N U.S.A./ 50'
- Missing
- N/A
- Finish
- UNCOLOURED GLASS WITH WHITE PRINTING
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
PHILCO, Vacuum tube, after 1939, Artifact no. 1992.1383, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.1383.001/
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