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25X4

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ID = 18654
       
 
   
Tube type:  Half-Wave Vacuum Rectifier 
Identical to 25X4

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 25 Volts / If 0.3 Ampere / Indirect

25x4.gif
25X4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †


Just Qvigstad
 

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