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VT138_GPO

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ID = 65481
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
  Ca. 1925 up to 1945 very rare. ***
Identical to VT138_GPO = RG1/250 = GU1 = CV1623

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Telephony
Filament Vf 4.5 Volts / If 2.7 Ampere / Direct / Parallel / series AC/DC
Description

Anode voltage 4000

 
Information source -- Collector info (Sammler)   
 

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