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11J7_STEMLESS

Information - Help 
ID = 72398
       
Country:
France
Brand: Néotron, S.A. des Lampes; Clichy (Seine)
Tube type:  Vacuum Pentode   Universal 
Identical to 11J7_STEMLESS
Similar Tubes
Other shape (e.g. bulb type):
  11J7 ; 11J7MG
First Source (s)
1936 : -- Collector info (Sammler)

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Military and/or Government
Filament Vf 11 Volts / If 0.17 Ampere / Indirect / Parallel, (AC/DC)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
11j7_stemless_r~~2.jpg
11J7_STEMLESS: Collection JR
Jacob Roschy

 

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