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ID = 548
Brand: Common type Europe tube/semicond.
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  Double Diode-Triode   Detector 
Identical to EBC1
Similar Tubes
Heater different:
  ABC1 ; CBC1
First year Jul.1936 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Feb.1936 : Funkschau 1936, # 5
Jan.1936 : Funk 1936 # 1
Successor Tubes EBC3  

Base Europe side contact P8A (Au P, 8SC) (Codex=Sa)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.4 Ampere / Indirect / Specified voltage AC/DC

Nachzügler zur ersten Serie von Autoradioröhren.

Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

au33_1.png EBC1: RTT 1974 (Franzis) 13. Auflage
Martin Renz

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Just Qvigstad
EBC1: Telefunken 1936
Robert Schmalstieg

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Usage in Models 1= 1936? ; 4= 1936 ; 8= 1937 ; 2= 1938 ; 1= 1940?? ; 1= 1944?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):17

Collection of



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