Vacuum tube
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1971.0645.001
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- OBJECT TYPE
- DETECTOR/AMPLIFIER
- DATE
- 1925–1926
- ARTIFACT NUMBER
- 1971.0645.001
- MANUFACTURER
- ROGERS RADIO TUBES LTD.
- MODEL
- 227
- LOCATION
- Toronto, Ontario, Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS/ METAL/ SYNTHETIC
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 11.4 cm
- Width
- 4.4 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
-
TUBE MFG. IN CANADA BY ROGERS WHO WAS A PIONEER IN THE PRODUCTION OF AC RADIO TUBES - Function
-
USED AS AN AMPLIFYING AND DETECTING TUBE IN RADIO RECEIVERS OPERATING DIRECTLY FROM AC MAINS - Technical
-
FIRST TUBE TYPE THAT THE FILAMENT COULD BE OPERATED ON ALTERNATING CURRENT/ ONE OF THE FIRST TUBE TYPES TO USE A HEATER - Area Notes
-
Unknown
Details
- Markings
- "HOT-BRANDED" IN BASE: 'ROGERS/ A/C 227'
- Missing
- N/A
- Finish
- Unknown
- 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, circa 1925–1926, Artifact no. 1971.0645, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1971.0645.001/
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