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L220B

Information - Help 
ID = 14413
       
Country:
Germany
Brand: Valvo Radioröhrenfabrik GmbH; Hamburg
Tube type:  Double Triode 
Identical to L220B
Similar Tubes
Other base:
  KDD1

Base Europe 7-Pin (C7A, C, 1933) (Codex=Ls)
Filament Vf 2 Volts / If 0.2 Ampere
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
145_1.png
L220B: Telefunken Werkstattbuch
Wolfgang Bauer

 
l220b_spec.png
L220B: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


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