radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

4E4

Information - Help 
ID = 9428
       
Country:
Germany
Brand: TeKaDe (TKD), Süddeutsche Telefon-Apparate- Kabel- und Drahtwerke; Nürnberg
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 4E4
Similar Tubes
Normally replaceable-slightly different:
  AF7

Base Europe side contact P8A (Au P, 8SC) (Codex=Sf)
Filament Vf 4 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   


Just Qvigstad
 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

Data Compliance More Information