Antique radios, Old Time Radios
SP42/U
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Country:
Great Britain (UK)
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| Identical to |
SP42/U
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 2 Ampere / Half indirect |
| Description |
Story of Cosmos valves see here
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Dimensions (WHD)
incl. pins / tip |
57 x 148 x mm / 2.24 x 5.83 x inch |
| Weight |
85 g / 3.00 oz |
| Information source |
-- Collector info (Sammler)
History of the British Radio Valve to 1940 p.168
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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):1
Collection of
Collection of a member from D |
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