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RT63

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ID = 49433
       
Country:
France
Brand: Dario (tubes) - voir aussi La Radiotechnique
Tube type:  Triode, vacuum   Audio Frequency 
  Ca. 1925 up to 1945 rare.
Identical to RT63

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 3.5 Volts / If 0.07 Ampere / Direct / Battery =
Description

The brand is RT-Dario.

 
Information source - - Manufacturers Literature   not dated
-- Collector info (Sammler)   

b4_base_pins~~995.png RT63: Fin Stewart
Fin Stewart


Just Qvigstad
rt63small.png
RT63: own collection
Peter den Boer

 
rt63_lmp1.jpg

 

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