Antique radios, Old Time Radios
S0.8
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Country:
Great Britain (UK)
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| Identical to |
S0.8
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| Similar
Tubes |
Heater different:
S215
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| First Source
(s) |
Sep.1928 : - - Manufacturers Literature
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
Top contact with a cap.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 0.8 Volts / If 0.8 Ampere / Direct / Specified voltage AND current AC/DC |
| Description |
"AC Directly Heated Cathode Valve with screened grid." Marconi.
Ra=200k ohms at Va=150. G=160
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| Information source |
History of the British Radio Valve to 1940 p. 170
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S0.8: Fin Stewart
Fin Stewart
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Just Qvigstad
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