Vacuum tube
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1993.0090.001
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- OBJECT TYPE
- RF AF POWER AMPLIFIER/OSCILLATOR
- DATE
- 1932–1949
- ARTIFACT NUMBER
- 1993.0090.001
- MANUFACTURER
- Northern Electric
- MODEL
- 271A
- LOCATION
- Canada
More Information
General Information
- Serial #
- 1470
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS/ SYNTHETIC/ METAL
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 15.8 cm
- Width
- 6.0 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
- Northern Electric
- Country
- Canada
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
USED IN AMPLIFIER, MODULATOR, OR OSCILLATOR CIRCUITS FOR AF & RF/ USED IN 700 A-B OSCILLATORS; POLICE RADIOS; SPEECH INPUT EQUIPMENT; AND THE MODIFIED 42-TYPE AMPLIFIER IN SOUND-PICTURE RECORDING AMONGST OTHER APPARATUS - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- "HOT-BRANDED" INTO BASE: '"NORTHERN ELECTRIC"/ MADE IN CANADA/ 271A'/ SCRATCHED ON BASE: '2/43'/ ETCHED ON GLASS: '1470'
- Missing
- N/A
- Finish
- BLACK BASE/ UNCOLOURED GLASS
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Northern Electric, Vacuum tube, circa 1932–1949, Artifact no. 1993.0090, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1993.0090.001/
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