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5-409V

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ID = 51775
       
Country:
Netherlands
Brand: Thermion; Lent (Nijmegen)
Developer: Thermion; Lent (Nijmegen) 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to 5-409V
Similar Tubes
Other shape (e.g. bulb type):
  T5-409
Normally replaceable-slightly different:
  E409
Production stop Feb.1938

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Information source - - Manufacturers Literature   1935

5409vbase.png 5-409V
Peter den Boer


Just Qvigstad
5409and5409vdata1_1.png
5-409V: own collection
Peter den Boer

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