Vacuum tube
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1966.0639.001
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- OBJECT TYPE
- DETECTOR/H.F. AMPLIFIER
- DATE
- 1922–1924
- ARTIFACT NUMBER
- 1966.0639.001
- MANUFACTURER
- M.O. VALVE CO. LTD.
- MODEL
- DE3
- LOCATION
- England
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS/ SYNTHETIC/ METAL/ PAPER LABEL
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 9.9 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
- MO VALVE
- Country
- England
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- England
- State/Province
- Unknown
- Period
- PROBABLY THE 1920'S
- Canada
-
Unknown - Function
-
USED AS A DETECTOR OR H.F. AMPLIFIER IN A RADIO RECEIVER USING A LOW FREQUENCY BATTERY, USUALLY ONE OR TWO DRY CELLS - Technical
-
FIRST 'DULL EMITTER' VALVE DEVELOPED BY THE M.O. VALVE CO. IT WAS THE FIRST BRITISH THORIATED-FILAMENT VALVE INTENDED FOR DRY-CELL WORKING (REF.2) - Area Notes
-
Unknown
Details
- Markings
- ON GLASS 'MADE IN ENGLAND PATENTED/ 3/ DE3/ 2.8V'/ ON LABEL AFFIXED TO GLASS: 'MARCONI/ MARCONI'S/ WIRELESS TELEGRAPH CO. LTD./ MWTC'/ MOULDED IN SHELL BOTTOM: 'MOV CO LTD'
- Missing
- N/A
- Finish
- UNCOLOURED GLASS/ BLACK BASE/ PURPLE & GOLD LABEL
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
M.O. VALVE CO. LTD., Vacuum tube, between 1922–1924, Artifact no. 1966.0639, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1966.0639.001/
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