Vacuum tube

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OBJECT TYPE: triode/transmitting
DATE: 1935
ARTIFACT NUMBER: 1992.2941.001

MANUFACTURER: Western Electric
MODEL: 331A
LOCATION: United States of America

More Information

General Information

Serial #: 223
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: Brass base with four brass poles/ glass dome/ metal components/ ceramic

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 21.0 cm
Width: N/A
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: 5.8 cm
Volume: N/A

Lexicon

Group: Vacuum Tubes
Category: Transmitting
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: circa 1935+
Canada: Part of a large and varied collection of over 7500 electrical items acquired and documented by Ontario Hydro in the 1960s. The collection was thought to be the largest and most comprehensive of its kind in Canada and was donated to the Canada Science and Technology Museum in 1992
Function: A filament type triode designed for use as a transmitter tube.
Technical: Unknown
Area Notes: Unknown

Details

Markings: Black lettering on base reads 'WESTERN ELECTRIC/MADE IN U.S.A./ 331A'/ red lettering on base reads '223'red lettering on glass reads 'GOVT'
Missing: Appears complete.
Finish: Colourless transparent glass/ gold painted base/ metallic components
Decoration: N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Western Electric, Vacuum tube, circa 1935, Artifact no. 1992.2941, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1992.2941.001/

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