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RE81

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ID = 14706
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  TRIODE (Detail uncertain) 
Identical to RE81
First year 1925 Tube leaflet collection E.Erb Analysis by original leaflets

Filament Vf 3.5 Volts / If 0.06 Ampere / Direct / Battery =
Literature Taschenbuch zum Röhren-Codex 1948/49   
Saga of the Vacuumtube, Tyne   p.439
 
re81.jpg
RE81: gerd.eisenbarth
Gerhard Eisenbarth

 


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