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S4022A

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ID = 59993
       
Country:
Sweden
Brand: SFAR; Sweden
Tube type:  Triode, vacuum   Power/Output 
Identical to S4022A

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Telephony
Filament Vf 4 Volts / If 0.25 Ampere / Direct / Battery =
Information source Babani, International Radio Tube Encyclopaedia   

uv~~30.png S4022A: Fin Stewart
Fin Stewart


Just Qvigstad
 

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