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Radio-Micro

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ID = 19501
       
Country:
France
Brand: La Radiotechnique (RT); Paris, Suresnes
Tube type:  Triode, vacuum   Universal 
  <1925 rare.
Identical to Radio-Micro
Similar Tubes
Other base:
  Radio-Micro_UV-base ; RadioMicro_Culot-Y
First Source (s)
1924 : Saga of the Vacuum Tube, Tyne
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 3.5 Volts / If 0.06 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip		 38 x 98 x mm / 1.50 x 3.86 x inch
Tube prices 1 Tube prices (visible for members only)
Information source Saga of the Vacuum Tube, Tyne   p. 400
b4sockel_8.png Radio-Micro: KoBi
Konrad Birkner † 12.08.2014

Just Qvigstad 		radiomicro_spec.png
Radio-Micro: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector
More ...
Usage in Models 1= 1923? ; 5= 1924 ; 6= 1925?? ; 2= 1925? ; 8= 1925 ; 1= 1926? ; 8= 1926 ; 2= 1927 ; 1= 1928 ; 1= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):35

Collection of

Robert Gillespie (USA)
Peter den Boer (NL)
Marc Couque (F)
Patrice Zeissloff (F)
Valery Gromov (RUS)
Collection of a member from D
Karl - Heinz Bossan (D)
Nikolaus Löwe (D)
Konrad Birkner † 12.08.2014 (D)
Jörg Seidel (D)
Rudolf Osterkamp (D)
 
radio_micro.png

Radio-Micro
 
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