Antique radios, Old Time Radios
4L14
|
Country:
Germany
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| Identical to |
4L14
|
| Similar
Tubes |
Normally replaceable-slightly different:
4L14A
; B409
; G412
; L413
|
| First year |
1929
Tube leaflet collection E.Erb Analysis by original leaflets
|
| First Source
(s) |
1929 : Funk Bastler 1930 Heft 10
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.15 Ampere / Direct / Specified voltage AC/DC |
| Information source |
Röhren-Vademecum; P.H. Brans; Antwerpen p. 107
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 104, p. 138
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
Taschenbuch zum Röhren-Codex 1948/49
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4L14: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
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Just Qvigstad
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4L14: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
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Collection of
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