Vacuum tube

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Ingenium, 1998.0771.001
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OBJECT TYPE: AMPLIFIER VARIABLE MU PENTODE
DATE: 1957
ARTIFACT NUMBER: 1998.0771.001

MANUFACTURER: Philips
MODEL: EF83
LOCATION: Germany

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/.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: 2.1 cm
Height: 5.5 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: Philips
Country: Germany
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: VARIABLE-MU AF PENTODE FOR USE AS CONTROLLED GAIN AUDIO AMPLIFIER.
Technical: EXAMPLE OF VARIABLE-MU AF PENTODE.
Area Notes: Unknown

Details

Markings: .1 WHITE LETTERING ON GLASS READS "PHILIPS/ MINIWATT/ EF83" & "GERMANY/ MADE/ FOR/ CGE"/.2 BLACK LETTERING ONBOX END READS "EF83/ GERMANY"; BLACK LETTERING ON BOX SIDES READS "Electronic [SCRIPT]/ tube", "Progress is Our/ Most Important Product/ Distributed by/ CANADIAN GENERAL ELECTRIC/ COMPANY LIMITED/ Printed in Canada"; BLACK LETTERING ON END FLAP READS "CARTON/ PATENT NO./ 542,977"
Missing: COMPLETE
Finish: .1 COLOURLESS TRANSPARENT GLASS; METALLIC PINS/.2 GOLD & ORANGE EXTERIOR
Decoration: .2 "GE" LOGO ON SIDES & ENDS; WHITE STRIPE ON SIDES

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

Philips, Vacuum tube, after 1957, Artifact no. 1998.0771, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1998.0771.001/

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