Vacuum tube

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OBJECT TYPE: RF power amplifier/oscillator
DATE: 1943
ARTIFACT NUMBER: 1992.2931.001

MANUFACTURER: Westinghouse
MODEL: CWL-803
LOCATION: United States of America

More Information

General Information

Serial #: 18193
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: Bakelite base with four metal poles/ glass dome/ metal and ceramic components

Dimensions

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

Length: 22.9 cm
Width: N/A
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: 6.5 cm
Volume: N/A

Lexicon

Group: Vacuum Tubes
Category: Industrial
Sub-Category: N/A

Manufacturer

AKA: Westinghouse
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: United States of America
State/Province: Maine
Period: 1943+
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 pentode designed for use as a radio frequency power amplifier in transmitting equipment. With grids no. 2 and 3 connected together, this tube may also be used as a plate modulated by RF power amplifier tetrode.
Technical: Unknown
Area Notes: Unknown

Details

Markings: Black lettering on one side of base reads 'U.S. NAVY/ TYPE CWL-803/ CONT. 18193 HRS. 1000' and on other side 'LICENSED ONLY/ GOVERNMENTAL AND/ NOT COMMERCIAL USES/ NOR FOR TOLL AND/ NOT FOR RESALE/ FEB 1943'/ silver lettering on glass reads 'U.S.N./ CWL-803
Missing: Appears complete.
Finish: Colourless transparent glass/ brown base/ black and metallic components
Decoration: N/A

CITE THIS OBJECT

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

Westinghouse, Vacuum tube, 1943, Artifact no. 1992.2931, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.2931.001/

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