Antique radios, Old Time Radios
Sw20
Country:
Austria
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Identical to |
Sw20
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Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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Was used by |
Transmittertube (Radio) |
Filament |
Vf 4.5 Volts / Direct |
Information source |
-- Original prospect or advert ÖRA, Sept. 1927, S XIII
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Just Qvigstad
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of tubes or valves with interesting links. You
even can look up radio models with a certain tube
line up.
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