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W408N

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ID = 16601
       
Country:
Netherlands
Brand: Longlife, the Hague
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to W408N
Similar Tubes
Normally replaceable-slightly different:
  E408N
Production stop Feb.1938

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 1 Ampere / Direct
Description The "Röhren-codex" lists this tube as a Thermion tube, but the brand is Longlife. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   Sept. 1935
 
1_26~~1.png
W408N: Telefunken Werkstattbuch
Wolfgang Bauer

 

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