Vacuum tube
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1979.0598.001
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- OBJECT TYPE
- SHARP CUTOFF/IF OR RF AMP
- DATE
- 1942
- ARTIFACT NUMBER
- 1979.0598.001
- MANUFACTURER
- Unknown
- MODEL
- EF50
- 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/ METAL/ SYNTHETIC
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 7.3 cm
- Width
- 3.7 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
- Unknown
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- 1940'S
- Canada
-
Unknown - Function
-
USED WIDELY IN WARTIME RADAR EQUIPMENT ALTHOUGH ORIGINALLY DEVELOPED AS A WIDE-BAND AMPLIFIER IN TV RECEIVERS - Technical
-
FIRST 9-PIN GLASS TUBE TYPE DEVELOPED IN EUROPE - Area Notes
-
Unknown
Details
- Markings
- PRINTED ON COVER: 'EF50/ 7/42/ MADE IN U.S.A./ C [WITH BROAD ARROW]'
- Missing
- N/A
- Finish
- RED METAL COVER WITH UNFINISHED BASE
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Vacuum tube, 1942, Artifact no. 1979.0598, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1979.0598.001/
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