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A864

Information - Help 
ID = 64588
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Vacuum Pentode   Power/Output 
  Ca. 1925 up to 1945 very rare. ***
Identical to A864

Base Europe 7-Pin C7A (Hx C, C7, C) 1933 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 13 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Description

Special "A" series tube made for EMI. Exact use not known. Anode from top cap.

 
Information source - - Data from my own collection   
- - Manufacturers Literature   
 
a864.jpg
A864: Fin Stewart
Fin Stewart

 

from Just Qvigstad


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