Vacuum tube

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Ingenium, 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

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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.ingenium.ca/en/id/1969.0921.001/

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