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ID = 27398
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to ZA7237 = CV3752 = U30

Base British-7-Pin, old (M7A)
Filament Vf 26 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Description Center tapped filament enables parallel feed 13 V / 0.6 A or series supply at 26 V / 0.3 A. Independent systems (separate cathodes). Also for voltage doubler circuit. 
Text in other languages (may differ)
Information source Taschenbuch zum Röhren-Codex 1948/49   Funke W18, Karte 437
Babani, International Radio Tube Encyclopaedia   
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