Antique radios, Old Time Radios
VR20
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Country:
Germany
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| Identical to |
VR20
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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 3.5 Volts / If 0.47 Ampere / Direct / Battery = |
| Description |
Ua = bis 200 V
Sättigung = 30/35 mA
Steilheit = 1.7 mA / V
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| Information source |
-- Collector info (Sammler) Il Radio Giornale Nr 3, Marzio 1926
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Just Qvigstad
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