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ID = 14202
Brand: Téla (marque), Télaradio; Montrouge - voir aussi GMR
Tube type:  Triode, vacuum 
Identical to F4

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 3.8 Volts / If 0.9 Ampere / Direct / Battery =

Gewicht und Masse mit dem Metallsockel und Spitzli (Kugelform). Die Röhre F4 trägt oberhalb der Bezeichnung den Schriftzug TELA.

Codex zeigt Heizdaten: 4 V; 0,08 A

Dimensions (WHD)
incl. pins / tip
50 x 102 x 50 mm / 1.97 x 4.02 x 1.97 inch
Weight 40 g / 1.41 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
F4: Sammlung EE
Ernst Erb

More ...
F4: Figaro, 01.02.1925
Mark Hippenstiel

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