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1072

Information - Help 
ID = 6902
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Full-Wave Rectifier gas filled   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to 1072
First Source (s)
Mar.1929 : Funk Bastler 1929, Heft 9

Base Edison big E27 = 27 mm 2 Top contacts
Filament Vf 2.1 Volts / If 4.5 Ampere / Direct /
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   R627Du 15-11-1930

 
1072.jpg
1072
Peter den Boer

 
17_49.png
1072: Telefunken Werkstattbuch
Wolfgang Bauer

 
1061-1077data_2.png
1072: own collection
Peter den Boer



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