Antique radios, Old Time Radios
Zweifach/4
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Country:
Germany
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| Identical to |
Zweifach/4
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| Similar
Tubes |
Heater different:
Zweifach/2
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| First Source
(s) |
Apr.1927 : Funk Bastler #14
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| Base |
SPECIAL TUBEBASE in general
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 3.8 Volts |
Dimensions (WHD)
incl. pins / tip |
45 x 110 x mm / 1.77 x 4.33 x inch |
Collection of
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