Vacuum tube
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1969.0921.001
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- OBJECT TYPE
- LOW MU/DETECTOR/AMPLIFIER
- DATE
- 1920
- ARTIFACT NUMBER
- 1969.0921.001
- MANUFACTURER
- Unknown
- MODEL
- UV201A
- LOCATION
- Chicago, Illinois, 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/ BRASS BASE & PINS/ 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
- N/A
- Width
- 3.8 cm
- Height
- 10.5 cm
- 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
- Illinois
- City
- Chicago
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
THIS TUBE MODEL IS PARTICULARLY SUITABLE FOR LOUD SPEAKER OPERATION AS IT IS A POWERFUL AMPLIFIER/ ALSO IDEAL FOR USE IN A ONE-TUBE RECEIVER OR IN A MULTI-TUBE SET WHEN A STORAGE BATTERY IS AVAILABLE FOR FILAMENT OPERATION - Technical
-
THIS TUBE MODEL ALONG WITH UV199 WERE THE FIRST TO BE MADE WITH THORIATED FILAMENTS/ THIS TUBE HAS GREATLY INCREASED EMISSION OVER THE UV201 WHICH RESULTS IN IMPROVED PERFORMANCE - Area Notes
-
Unknown
Details
- Markings
- STAMPED ON BASE: 'RADIOTRON/ [?] 201-A/ PATENTED/ PATENTED/ 1911, 1912, 1914, 1915,/ 1916, 1917, 1918, 1919,/ 1920, 1921, 1922.'/ STAMPED ON BOTTOM: '1923/ DEC 27 19[?]'
- Missing
- N/A
- Finish
- 'SILVERED' GLASS/ UNTREATED BRASS/ WHITE CERAMIC
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Vacuum tube, circa 1920, Artifact no. 1969.0921, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0921.001/
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