Vacuum tube

Use this image

Can I reuse this image without permission? Yes

Object images on the Ingenium Collection’s portal have the following Creative Commons license:

ATTRIBUTE THIS IMAGE

Ingenium, 1992.2939.001
Permalink:

Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.

DOWNLOAD IMAGE

PURCHASE THIS IMAGE

This image is free for non-commercial use.

For commercial use, please consult our Reproduction Fees and contact us to purchase the image.

OBJECT TYPE: full wave rectifier
DATE: 1955
ARTIFACT NUMBER: 1992.2939.001

MANUFACTURER: Canadian General Electric
MODEL: 5U4GB
LOCATION: Canada

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: Vulcanite base with five metal poles/ glass dome/ metal components

Dimensions

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

Length: 11.5 cm
Width: N/A
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: 3.8 cm
Volume: N/A

Lexicon

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

Manufacturer

AKA: General Electric
Country: Canada
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: circa 1956+
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 full-wave rectifier designed for use in the power supply of radio equipment having high direct current requirements.
Technical: Unknown
Area Notes: Unknown

Details

Markings: White lettering on glass reads '5U4/ GB/ CANADA'/ white lettering on base reads 'GE [logo] Electronic [script]/ TUBE/ MADE IN CANADA' and 'M/ E'
Missing: Appears complete.
Finish: Colourless transparent glass/ black base/ black, plated and metallic components
Decoration: N/A

CITE THIS OBJECT

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

Canadian General Electric, Vacuum tube, circa 1955, Artifact no. 1992.2939, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1992.2939.001/

FEEDBACK

Submit a question or comment about this artifact.