Antique radios, Old Time Radios
SPTS
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Country:
Great Britain (UK)
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| Identical to |
SPTS
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| Similar
Tubes |
Heater different:
SPTA
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| Base |
British-7-Pin, old (M7A)
Top contact with a cap.
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| Filament |
Vf 13 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working) |
| Information source |
Babani, International Radio Tube Encyclopaedia
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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
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