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ID = 473
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Triode, vacuum   Universal 
Identical to RE79
First year 1924 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 2.3 Volts / If 0.06 Ampere / Direct / Battery =
Tube prices 10 Tube prices (visible for members only)
Information source Saga of the Vacuum Tube, Tyne   p.439
Taschenbuch zum Röhren-Codex 1948/49   
RE79: Eigene Röhre K. Neumann
Klaus Neumann

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RE79: Rundfunkprakt.,Dt.Lit.Inst,Berlin 1926
Anonymous 15 Collector

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RE79: Rundfunkprakt.,Dt.Lit.Inst,Berlin 1926
Anonymous 15 Collector

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from Just Qvigstad

Usage in Models 29= 1924 ; 1= 1925? ; 26= 1925 ; 4= 1926? ; 14= 1926 ; 1= 1927?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):75

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