Antique radios, Old Time Radios
4278A
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Country:
Great Britain (UK)
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| Identical to |
4278A
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| Similar
Tubes |
Normally replaceable-slightly different:
278A
; 4C800E
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| Base |
SPECIAL TUBEBASE in general
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| Filament |
Vf 10 Volts / Direct |
| Information source |
Taschenbuch zum Röhren-Codex 1951 Nachtrag 1952
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