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W519

Information - Help 
ID = 11835
       
Country:
Netherlands
Brand: Marathon (tubes), Radio-Marathon, N.V. Rave; Amsterdam, Eindhoven
Tube type:  Vacuum Pentode 
Identical to W519
Similar Tubes
Normally replaceable-slightly different:
  E447 ; RENS1294
Other base and data slightly different:
  HP4105

Base Europe 5-Pin (O5A, B5) (Codex=Foo) Top contact screw type
Filament Vf 4 Volts / If 1 Ampere
Description Varipenthode. 
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1935
 
13_6~~2.png
W519: Telefunken Werkstattbuch
Wolfgang Bauer

 
w519data.png
W519: own collection
Peter den Boer


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