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AR4120

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ID = 13782
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Triode, vacuum   Audio Frequency 
Identical to AR4120 = REN914 = A440N
Similar Tubes
Normally replaceable-slightly different:
  A430N
First Source (s)
22.Oct.1933 : Funkschau

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.2 Ampere / Indirect / Parallel, (AC/DC)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
ar4101~~1.jpg
AR4120: My own
Anonymous 507 Collector

 
7_118.png
AR4120: Telefunken Werkstattbuch
Wolfgang Bauer

 
ar4120_spec.png
AR4120: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


from Just Qvigstad

Collection of a member from SK

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