Antique radios, Old Time Radios
AC/P1
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Country:
Great Britain (UK)
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| Identical to |
AC/P1
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Cosmos "Short-Path" valve. Rebranded Mazda folowing company restructure.
For Radio and Public Address Use.
Va <200V. Ra 2000 ohms gm=2.5 mA/V.
Story of Cosmos valves see here
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| Information source |
- - Manufacturers Literature Advertisement July 1929
History of the British Radio Valve to 1940 Page 173
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AC/P1: Fin Stewart
Fin Stewart
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
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