Vacuum tube
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1972.0055.001
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- OBJECT TYPE
- DETECTOR/AMPLIFIER
- DATE
- 1930
- ARTIFACT NUMBER
- 1972.0055.001
- MANUFACTURER
- Cunningham
- MODEL
- C301
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS/ BRASS BASE/ CERAMIC INSERT/ METAL WORKING PTS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 10.2 cm
- Width
- 4.7 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
- Cunningham
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- North America
- State/Province
- Unknown
- Period
- 1930'S
- Canada
-
Unknown - Function
-
TO DETECT & AMPLIFY RADIO WAVES IN A RADIO RECEIVER - Technical
-
TYPE SAMPLE OF EARLY CUNNINGHAM TUBE - Area Notes
-
Unknown
Details
- Markings
- ETCHED ON GLASS: 'GE [LOGO]/ C [LOGO]'/ PRINTED ON BASE: 'CUNN[?]/ AMP [?]/ MODEL C301/ PATEN[?]/ LICENSED FOR AMATEUR [?]/ EXPERIMENTAL USE ONLY'
- Missing
- N/A
- Finish
- YELLOWISH COLOURED GLASS/ UNFINISHED BRASS/ WHITE CERAMIC
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Cunningham, Vacuum tube, circa 1930, Artifact no. 1972.0055, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1972.0055.001/
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