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1K4

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ID = 42822
       
Country:
Australia
Brand:
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 1K4
Similar Tubes
Other base:
  1K5G

Base UX-Base (4 Pins (2 thick, USA 1924, UX) Top contact with a cap.
Filament Vf 2 Volts / If 0.12 Ampere / Direct / Battery =
Information source Babani, International Radio Tube Encyclopaedia   

1k4_pin_connections.png 1K4: AWV Radiotron Valve Data Book
Stuart Irwin


Just Qvigstad
1k4_characteristics.png
1K4: My schematic collection.
Pier Antonio Aluffi

Usage in Models 7= 1937 ; 2= 1938 ; 4= 1939 ; 1= 1940

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):14

Collection of

 
1k4.jpg

1K4
 

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