Vacuum tube

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Ingenium, 1985.0364.001
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OBJECT TYPE: SHARP CUTOFF/RF AMPLIFIER
DATE: 1934
ARTIFACT NUMBER: 1985.0364.001

MANUFACTURER: ROGERS RADIO TUBES LTD.
MODEL: 32
LOCATION: Toronto, Ontario, Canada

More Information

General Information

Serial #: 87491
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: GLASS/ SYNTHETIC/ METAL/ PAPER LABEL

Dimensions

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

Length: 13.8 cm
Width: 4.2 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: ROGERS
Country: Canada
State/Province: Ontario
City: Toronto

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: ONE OF THE FIRST COMMERCIALLY PRACTICAL AC TUBES MANUFACTURED IN CANADA
Function: USED AS A RADIO FREQUENCY AMPLIFIER IN BATTERY-OPERATED RADIO RECEIVERS WHERE ECONOMY OF FILAMENT-CURRENT DRAIN IS IMPORTANT
Technical: ONE OF THE FIRST AC TUBE TYPES MANUFACTURED/ ROGERS DEVELOPED A BETTER INSULATOR FOR THE HEATER & REDESIGNED THE HEATER SO THAT THE AC HUM WAS GREATLY REDUCED OVER THE ORIGINAL MCCULLOUGH DESIGN
Area Notes: Unknown

Details

Markings: PRINTED ON GLASS: '[?]gers/ Tube/ 32'/ PRINTING ON LABEL READS: 'ROGERS AC TUBE/ ROGERS/ BATTERYLESS/ WARNING/ POSITIVELYNO ADJUSTMENTS/ IF THIS LABEL IS REMOVED/ MANUFACTURED BY/ ROGERS RADIO TUBES LTD. TORONTO/ 87491/ January, 1934 [TWO TIMES]'/ HANDWRITTEN: '32'
Missing: N/A
Finish: UNCOLOURED GLASS/ BLACK BASE & CAP/ GREEN LABEL
Decoration: N/A

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

ROGERS RADIO TUBES LTD., Vacuum tube, 1934, Artifact no. 1985.0364, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1985.0364.001/

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