Vacuum tube
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1994.0270.001
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- OBJECT TYPE
- LOW POWER AMP/DETECTOR/PEANUT
- DATE
- 1926
- ARTIFACT NUMBER
- 1994.0270.001
- MANUFACTURER
- Western Electric
- MODEL
- 215A
- LOCATION
- United States of America
More Information
General Information
- Serial #
- B7304
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- TUBE: GLASS, METAL, SYNTHETIC/ CARTON: CARDSTOCK; PACKING: HAIR, WOOD FIBRE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 6.0 cm
- Width
- 1.7 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Telephone
- Sub-Category
- N/A
Manufacturer
- AKA
- Western Electric
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- United States of America
- State/Province
- Unknown
- Period
- C.1920'S & 1930'S
- Canada
-
Unknown - Function
-
USED AS AN AUDIO & INTERMEDIATE FREQUENCY AMPLIFIER, DETECTOR OR OSCILLATOR - Technical
-
GOOD EXAMPLE OF TUBE WITH ITS ORIGINAL PACKING & CARTON. FIRST AMERICAN SMALL TUBE TYPE/ POSSIBLY THE FIRST TUBE TYPE EQUIPPED WITH A MOULDED BASE - Area Notes
-
Unknown
Details
- Markings
- TUBE: ON GLASS: '87304/ U.S. ARMY/ VT-5/ SIGNAL CORPS/ [?]201'/CARTON: 'ONE/ Western Electric/ TRADE MARK REG. U.S. PAT. OFF./ VT-5 (D-80039)/ VACUUM TUBE/ MADE IN U.S.A./ U.S. ARMY/ VT-5/ SIGNAL CORPS./ SER. NO./ LICENSED UNDER PATENTS MARKED/ HEREON FOR USE ONLY FOR OTHER/ THAN COMMERCIAL OR TOLL PURPOSES' ON CARTON BOTTOM: 'SC/ 201/ A'
- Missing
- From CA of 05/04/1998 by Pat Montero: No - Complete
- Finish
- TUBE: UNCOLOURED GLASS WITH WHITE PRINTING; BLACK SHELL/ CARTON: NAVY WITH ORANGE & WHITE
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Western Electric, Vacuum tube, after 1926, Artifact no. 1994.0270, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1994.0270.001/
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