Vacuum tube
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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
CITE THIS OBJECT
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://collection.ingeniumcanada.org/en/id/1985.0364.001/
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