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ID = 62445
Brand: La Radiotechnique (RT); Paris, Suresnes
Tube type:  Triode, vacuum   Universal 
  <1925 extraordinarily rare. Production was less than 100 items. ****
Identical to RadioMicro_Culot-Y
Similar Tubes
Other base:
  Radio-Micro ; Radio-Micro_UV-base

Base Europe B4 big (TSF-base, France only)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.06 Ampere / Direct / Battery =

RadioMicro valve with French Y base (called "Europe B4 grand" in Radiomuseum)

Text in other languages (may differ)
Information source -- Collector info (Sammler)   
RadioMicro_Culot-Y: Willi Ostertag
Willy Ostertag

More ...
RadioMicro_Culot-Y: KoBi
Konrad Birkner † 12.08.2014


Usage in Models 1= 1923?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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