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, 1998.0638.001
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 TWIN DIODE
DATE: Unknown
ARTIFACT NUMBER: 1998.0638.001

MANUFACTURER: Cossor, A.C. Ltd.
MODEL: 52KU
LOCATION: London, England

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: .1 GLASS ENVELOPE; METAL PINS & PARTS; SYNTHETIC BASE/.2 CARDBOARD BOX

Dimensions

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

Length: N/A
Width: 5.0 cm
Height: 12.5 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: Cossor
Country: England
State/Province: Unknown
City: London

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 FULL WAVE RECTIFIER.
Technical: EXAMPLE OF DUODIODE FULL WAVE RECTIFIER, MADE BY COSSOR, OLDEST BRITISH INDEPENDENT MFR. OF VACUUM TUBES.
Area Notes: Unknown

Details

Markings: .1 GREEN LETTERING ON GLASS READING "BVA/ COSSOR/ R/ VALVE/ 52 KU/ MADE IN/ GREAT BRITAIN"/.2 BLUE "BVA" LOGO & "CossorValve" ON BOX END, WITH BLACK "52KU" & RED LABEL READING "FOR EXPORT/ TRADE ONLY"; BLACK LETTERING ON BOX END READS " A.C. COSSOR, LTD./ COSSOR HOUSE, HIGHBURY GROVE/ LONDON, N.5"; WHITE LETTERING ON BOX SIDES READS "COSSOR/ Valve"
Missing: COMPLETE
Finish: .1 COLOURLESS TRANSPARENT GLASS; BROWN BASE; METALLIC PINS/.2 WHITE, RED & BLUE EXTERIOR
Decoration: .1 NARROW BLUE STRIP AROUND SIDES

CITE THIS OBJECT

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

Cossor, A.C. Ltd., Vacuum tube, Unknown Date, Artifact no. 1998.0638, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1998.0638.001/

FEEDBACK

Submit a question or comment about this artifact.