Antique radios, Old Time Radios
A303_B4
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Country:
Netherlands
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| Identical to |
A303_B4
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| Similar
Tubes |
Other base:
A303
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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 3.3 Volts / If 0.06 Ampere / Direct |
| Description |
This tube listed in Babani (p. 44 & 45) and the Universal Vade-Mecum (Section 91, p. 124) as having a UX base. See type A303
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| Information source |
L'ABCDaire des lampes de TSF des jeunes années p. 11
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
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A303_B4: Fin Stewart
Fin Stewart
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Just Qvigstad
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