Antique radios, Old Time Radios
GT138
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Country:
Germany
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| Identical to |
GT138
= 505
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| Similar
Tubes |
Normally replaceable-slightly different:
R0446
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| First year |
1927
Tube leaflet collection E.Erb Analysis by original leaflets
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| First Source
(s) |
Mar.1929 : Funk Bastler 1929, Heft 9
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| Base |
Europe 3-Pin B3 (Eu H) (Codex=Eo)
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| Filament |
Vf 4 Volts / If 1 Ampere / Direct / Specified voltage AC/DC |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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GT138: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
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Just Qvigstad
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GT138: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
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