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N41

Information - Help 
ID = 3188
       
Country:
Great Britain (UK)
Brand:
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Vacuum Pentode   Power/Output 
Identical to N41 = KT41
Similar Tubes
Normally replaceable-slightly different:
  42MP/Pen ; 4PenAAC ; 7A3 ; A70C ; A70D ; AC2/Pen ; Pen4VB ; PenA4
Base British-7-Pin, old (M7A) (Codex=Seo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 2 Ampere / Indirect / Specified voltage AC/DC
Information source Babani, International Radio Tube Encyclopaedia   
Taschenbuch zum Röhren-Codex 1948/49   
 
n41_a.jpg
N41
Klaus Neumann
More ...
 
161_2~~1.png
N41: Telefunken Werkstattbuch
Wolfgang Bauer
 
tube_n41_babani.png
N41: Babani
Mark Hippenstiel
More ...

from Just Qvigstad
Usage in Models 10= 1935 ; 25= 1936 ; 2= 1937
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):37
Collection of Klaus Neumann (D)
Collection of Pedro Prieto-Castro (E)
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