Vacuum tube
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1966.0671.001
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- OBJECT TYPE
- TWIN DIODE TRIODE/AMPLIFIER
- DATE
- 1931
- ARTIFACT NUMBER
- 1966.0671.001
- MANUFACTURER
- Unknown
- MODEL
- AR21
- LOCATION
- England
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
- 10.0 cm
- Width
- 3.0 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
- Unknown
- Country
- England
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- England
- State/Province
- Unknown
- Period
- PROBABLY 1930'S
- Canada
-
Unknown - Function
-
USED AS A CLASS A AMPLIFIER IN A RADIO RECEIVER. MADE FOR THE BRITISH ARMED FORCES. - Technical
-
TYPE SAMPLE OF EARLY BRITISH METALLIZED TUBE - Area Notes
-
Unknown
Details
- Markings
- ON ENVELOPE: 'AR21/ ZA/ 3487/ A [DOWN ARROW]'
- Missing
- METAL PAINT FLAKING OFF
- Finish
- PAINTED SILVER/ BLACK SHELL
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Vacuum tube, after 1931, Artifact no. 1966.0671, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1966.0671.001/
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