Vacuum tube
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1969.0491.001
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- OBJECT TYPE
- AMPLIFIER
- DATE
- 1919–1940
- ARTIFACT NUMBER
- 1969.0491.001
- MANUFACTURER
- M.O. VALVE CO. LTD.
- MODEL
- VT1A
- LOCATION
- England
More Information
General Information
- Serial #
- 3849
- 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
- 11.4 cm
- Width
- 5.7 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
- MO VALVE
- Country
- England
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Europe
- State/Province
- Unknown
- Period
- PROBABLY 1920'S & 1930'S
- Canada
-
Unknown - Function
-
USED AS AN AMPLIFIER IN RADIO TRANSMITTERS - Technical
-
EARLY BRITISH TRIODE BASED ON THE FRENCH 'TM' TUBES - Area Notes
-
Unknown
Details
- Markings
- ON BULB: 'V.T. 1A/ 6-30/ Ref. No. 1120/ Serial No. 3849/ MANUFACTURED BY/ THE M.O. VALVE CO. LTD./ G.E.C./ MADE IN ENGLAND/ [CROWN]/ R.A.F./ A.I.[?]'/ PUNCHED IN BASE: 'A G ANM'/ MOLDED IN INSERT: 'M.C.M./ CO LTD'/ HANDWRITTED ON INTERIOR MOUNTING: '7224/ V1C65'
- Missing
- From CA of 02/04/1998 by Pat Montero: No - Complete
- Finish
- YELLOW TINTED GLASS WITH WHITE PRINTING/ BLACK INSERT/ UNFINISHED METAL
- 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, circa 1919–1940, Artifact no. 1969.0491, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0491.001/
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