Vacuum tube
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1974.0050.001
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- OBJECT TYPE
- AMPLIFIER/LOW NOISE
- DATE
- 1927–1943
- ARTIFACT NUMBER
- 1974.0050.001
- MANUFACTURER
- Western Electric Co.
- MODEL
- 239A
- 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/ SYNTHETIC/ METAL
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 9.8 cm
- Width
- 2.9 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
- Western Electric
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- 1920'S & 1930'S
- Canada
-
Unknown - Function
-
USED IN THE 710A CENTRAL CONTROL CABINET/ ALSO USED FOR RADIO TRANSMITTING & RECEIVING, PUBLIC ADDRESS, & PROGRAM PICKUP EQUIPMENT - Technical
-
FIRST TUBE WITH A BOTTOM EXHAUST TIP - Area Notes
-
Unknown
Details
- Markings
- STAMPED IN BASE: 'WESTERN ELECTRIC/ MADE IN U.S.A./ 239-A'
- 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:
Western Electric Co., Vacuum tube, circa 1927–1943, Artifact no. 1974.0050, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1974.0050.001/
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