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CI438

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ID = 29466
       
Country:
France
Brand: Cyrnos (brand) - see also MCB
Tube type:  Triode, vacuum 
Identical to CI438 = REN1004

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Filament Vf 4 Volts / If 1 Ampere / Indirect
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 99
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7_112.png CI438: Telefunken Werkstattbuch
Wolfgang Bauer


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