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5-444

Information - Help 
ID = 12359
       
Country:
Netherlands
Brand: Thermion; Lent (Nijmegen)
Tube type:  Diode-Tetrode 
  Ca. 1925 up to 1945 very rare. ***
Identical to 5-444 = E444
Similar Tubes
Other shape (e.g. bulb type):
  T5-444
Production stop Feb.1938

Base Europe 6-Pin B6 (Hx B) 1933 (Codex=Fa) Top contact screw type.
Filament Vf 4 Volts / If 1 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1933

5444base.png 5-444
Peter den Boer


Just Qvigstad
5444data.png
5-444: own collection
Peter den Boer

Collection of

 
thermion_5444_bild1pg..jpg

5-444
 

Variants

Dimensions are 42x127x35 mm; weight 58 gr.



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