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212_Helikon

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ID = 85944
       
Country:
Austria
Brand: Helikon, Helikonwerk, Ing. Richard Martinek; Wien
Developer: Helikon, Helikonwerk, Ing. Richard Martinek; Wien 
Tube type:  Triode, vacuum   Universal 
Identical to 212_Helikon

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.12 Ampere / Direct
Description

This tube made in Austria and sold in the UK by John Abrahams & Co, London.

 
Information source British Radio Valves - The Classic Years: 1926-1946   P. 278 & 330, supplement p, 41

b4_base_pins~~650.png 212_Helikon: Fin Stewart
Fin Stewart


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