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III4

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ID = 15165
       
Country:
Germany
Brand: Radioröhren-Laboratorium-GmbH, Gerd Nickel, (Ultra); Berlin
Tube type:  Triode, vacuum   Power/Output 
Identical to III4

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 2 Volts / If 0.15 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   

b4_base_pins~~707.png III4: Fin Stewart
Fin Stewart


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