Vacuum tube

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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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