Antique radios, Old Time Radios
SP21
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Country:
United States of America (USA)
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| Identical to |
SP21
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| Base |
British-7-Pin, old (M7A)
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| Filament |
Vf 2 Volts / Direct / Battery = |
| Information source |
-- Collector info (Sammler) Traders
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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):2
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You reach this tube or valve page from a search
after clicking the "tubes" tab or by clicking a tube
on a radio model page. You will find thousands
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line up.
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