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E381

Information - Help 
ID = 14173
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: MO Valve Co. Ltd.; GB 
Tube type:  Triode, vacuum   Power/Output 
Identical to E381

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Was used by Prototype only, no series built
Filament Vf 4 Volts / If 1.2 Ampere / Indirect / Specified voltage AC/DC
Description

Tube listed in the undated list of experimental MOV tubes. Also in the Universal Vade-Mecum. and the 1948/49 Rohren Codex book.This tube would appear to be one of the few experimental MOV types which were made in quantity.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 102, p. 137
-- Collector info (Sammler)

b5~~61.png E381: Fin Stewart
Fin Stewart


Just Qvigstad
 

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