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GR420/DR

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ID = 12168
       
Country:
Germany
Brand: Deutsche Glimmlampen GmbH, (DGL), Otto Pressler; Leipzig
Tube type:  Voltage Regulator, single   Power-supply 
Identical to GR420/DR
Similar Tubes
Other base:
  GR420/DA
Multiple differences or of other kind:
  GR420 ; GR420/A

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Ea)
Was used by Technology / Measurement
Filament --/--
Information source Taschenbuch zum Röhren-Codex 1948/49   

gr420dr_sock.png GR420/DR: Tabu Röhren-Codex, 1948
Anonymous 15 Collector


Just Qvigstad
 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

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