Vacuum tube

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Ingenium, 1975.0681.001
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OBJECT TYPE: MEDIUM MU/DETECTOR/AMPLIFIER
DATE: 1929
ARTIFACT NUMBER: 1975.0681.001

MANUFACTURER: Canadian General Electric Co.
MODEL: 30
LOCATION: Canada

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: GLASS/ SYNTHETIC/ METAL/ CARDSTOCK

Dimensions

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

Length: 10.0 cm
Width: 3.8 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

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

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: MADE & USED IN CANADA
Function: USED AS A DETECTOR AND AMPLIFIER TUBE FOR BATTERY-OPERATED RADIO RECEIVERS WHERE ECONOMY OF FILAMENT-CURRENT DRAIN IS IMPORTANT
Technical: Unknown
Area Notes: Unknown

Details

Markings: PRINTED ON GLASS: '30'/ PRINTED ON BASE: 'GENERAL ELECTRIC/ MADE IN GE [LOGO] CANADA/ RADIOTRON'/ PRINTING ON BOX READS IN PART: 'GE [LOGO]/ GENERAL/ ELECTRIC/ RADIOTRON/ GE-230/ DETECTOR/ AND/ AMPLIFIER/ FIL. VOLTS 2.0/FIL. AMPERES.06/ PLATE VOLTS 90/ (MAXIMUM)/ CANADIAN/ GENERAL ELECTRIC CO/ PATENTED/ 1914 1922/ 1915 1923/ 1916 1924/ 1917 1925/ 1919 1926/ 1920 1927/ 1921 1929'
Missing: N/A
Finish: UNCOLOURED GLASS/ BLACK BASE WITH SILVER PRINTING/ WHITE BOX WITH GREEN & BLACK PRINTING
Decoration: N/A

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

Canadian General Electric Co., Vacuum tube, after 1929, Artifact no. 1975.0681, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1975.0681.001/

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