Antique radios, Old Time Radios
Fleming-US_B22_01
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Country:
United States of America (USA)
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| Identical to |
Fleming-US_B22_01
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| Base |
Swan-Bajonett B22=22 mm
Sidecontact.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Direct / Battery = |
| Description |
A series of Fleming valves were made at an unknown location in the US for the Marconi Wireless Telephone Co. of America. Most of these had B22 bayonet bases and a "flying lead" for the anode.
This Single anode valve had an inverted V filament supported by a glass ball on the top of the anode. This valve had a very similar plate stucture to the Fleming_1889,
Diameter: 33mm
Length: 90-100mm (excluding top pip-seal and base)
Filament: Inverted V
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Dimensions (WHD)
incl. pins / tip |
33 x 89 x 33 mm / 1.30 x 3.50 x 1.30 inch |
| Information source |
Saga of the Vacuum Tube, Tyne p. 47 & 48
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Just Qvigstad
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Collection of
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