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DE4_UV

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ID = 61208
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Triode, vacuum   Audio Frequency 
  <1925 very rare. ***
Identical to DE4_UV

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.3 Ampere / Direct / Battery =
Description

Anode operating voltage 20 - 120

 
Information source - - Data from my own collection   

uv~~2.png DE4_UV: Fin Stewart
Fin Stewart


Just Qvigstad
 

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