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, 1998.0805.001
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: HALF WAVE RECTIFIER
DATE: Unknown
ARTIFACT NUMBER: 1998.0805.001

MANUFACTURER: RAYTHEON
MODEL: CK5785
LOCATION: 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: .1 GLASS ENVELOPE; METAL PINS & PARTS

Dimensions

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

Length: 1.0 cm
Width: N/A
Height: 9.0 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: RAYTHEON
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Ontario
Period: Unknown
Canada: FROM COLLECTION OF VACUUM TUBES DONATED TO CSTM BY CANADIAN GOVERNMENT DEPARTMENT NATURAL RESOURCES CANADA.
Function: VACUUM TUBE USED AS HALF WAVE RECTIFIER IN SUCH APPLICATIONS AS BATTERY OPERATED POWER SUPPLIES FOR PORTABLE GEIGER-MULLER COUNTERS.
Technical: EXAMPLE OF FILAMENTARY SUBMINIATURE RECTIFIER FOR USE AT COMPARATIVELY HIGH VOLTAGES & LOW CURRENTS. LOW FILAMENT POWER & SMALL TUBE SIZE MAKE IT DESIRABLE WHERE BATTERY & SPACE ECONOMY ARE IMPORTANT. TINNED FLEXIBLE LEADS MAY BE SOLDERED OR WELDED DIRECTLY TO CIRCUIT COMPONENTS WITHOUT USE OF SOCKETS.
Area Notes: Unknown

Details

Markings: .1 YELLOW LETTERING ON TUBE READS "RAYTHEON/ CK5785/MADE IN U.S.A." & "431"
Missing: COMPLETE
Finish: .1 COLOURLESS TRANSPARENT GLASS; METALLIC PINS
Decoration: N/A

CITE THIS OBJECT

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

RAYTHEON, Vacuum tube, Unknown Date, Artifact no. 1998.0805, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1998.0805.001/

FEEDBACK

Submit a question or comment about this artifact.