Vacuum tube
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1966.0617.001
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- OBJECT TYPE
- HF AMPLIFIER
- DATE
- 1923–1928
- ARTIFACT NUMBER
- 1966.0617.001
- MANUFACTURER
- Marconi
- MODEL
- DEQ
- LOCATION
- England
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- TUBE: GLASS, METAL/ HOLDER: METAL, SYNTHETIC/ CARTON: CARDSTOCK, METAL STAPLES/ PACKING: FIBRE (?)
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 7.3 cm
- Width
- 2.7 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
- Marconi
- Country
- England
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- England
- State/Province
- Unknown
- Period
- 1920'S
- Canada
-
Unknown - Function
-
USED AS A HIGH FREQUENCY AMPLIFIER IN RADIO RECEIVERS - Technical
-
ONE OF THE EARLY TUBE MODELS, DEVELOPED BY MARCONI, WHICH HAS A THORIATED FILAMENT - Area Notes
-
Unknown
Details
- Markings
- TUBE: PRINTED ON GLASS: 'D.E.Q./ 89M/ MARCONI/ VALVE/ PATENTED/ MADE IN ENGLAND'/ STAMPED ON CARTON LID: 'TESTED O.K./ 1924/ BY'/ HANDWRITTEN ON CARTON LID: '1-DEQ VALVE/ AND HOLDER'
- Missing
- N/A
- Finish
- TUBE: UNCOLOURED GLASS WITH GREEN STRIPE AROUND CENTRE/ HOLDER: BLACK BASE/ CARTON: BEIGE ON OUTSIDE & YELLOW ON INSIDE
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Marconi, Vacuum tube, between 1923–1928, Artifact no. 1966.0617, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1966.0617.001/
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