Vacuum tube

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OBJECT TYPE
MEDIUM MU/RADIATION COOLED
DATE
1960–1969
ARTIFACT NUMBER
1975.0244.001
MANUFACTURER
EITEL-MCCULLOUGH INC.
MODEL
25T
LOCATION
San Bruno, California, 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
GLASS/ METAL/ CERAMIC BASE

Dimensions

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

Length
11.0 cm
Width
3.5 cm
Height
N/A
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Vacuum Tubes
Category
Transmitting
Sub-Category
N/A

Manufacturer

AKA
EIMAC
Country
United States of America
State/Province
California
City
San Bruno

Context

Country
Unknown
State/Province
Unknown
Period
Unknown
Canada
Unknown
Function
USED AS AN'AB' AUDIO-FREQ. POWER AMPLIFIER & MODULATOR; A 'C' RADIO-FREQ. POWER AMPLIFIER & OSCILLATOR; AND A 'C' PLATE-MODULATED RF POWER AMPLIFIER
Technical
TYPE SAMPLE
Area Notes
Unknown

Details

Markings
PRINTED ON GLASS:'Eimac/ 25T/ MADE IN USA'/ PRINTED ON BASE: 'REG. U.S./ Eimac/ PAT. OFF/ EITEL-MC CULLOUGH, INC./ SAN BRUNO, CALIF. U.S.A./ MADE FOR/ CANADIAN MARCONI/ COMPANY/ K7'
Missing
SCREEN BROKEN
Finish
UNCOLOURED GLASS/ WHITE BASE WITH BLACK PRINTING
Decoration
N/A

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

EITEL-MCCULLOUGH INC., Vacuum tube, between 1960–1969, Artifact no. 1975.0244, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1975.0244.001/

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