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KX-12B

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ID = 25178
       
Country:
Japan
Brand: Tokyo Electric Co. (TEC); Tokyo
Developer: Tokyo Electric Co. (TEC); Tokyo 
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to KX-12B
Similar Tubes
Other shape (e.g. bulb type):
  KX-112B
Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.5 Ampere / Direct / Specified voltage AC/DC
Description

Japan; 180 V~/250 V= / 30 mA;

 
Information source Babani, International Radio Tube Encyclopaedia   p. 114 & 115
-- Collector info (Sammler)   Dawn of Tube production in Japan
-- Collector info (Sammler)
sockel_8081_1.gif KX-12B: KoBi
Konrad Birkner † 12.08.2014

Just Qvigstad
Usage in Models 2= 1935?? ; 1= 1935? ; 2= 1935 ; 1= 1936? ; 1= 1936 ; 1= 1937? ; 3= 1937 ; 1= 1938?? ; 1= 1938? ; 1= 1938 ; 1= 1939?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):15
 
kx12b1.jpg

KX-12B
 
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