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ID = 5813
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 408A = 6028
Similar Tubes
Heater different:
  6AK5 ; EF95
Multiple differences or of other kind:
  TR1011 ; TR1018 ; TS-6AK5-AX

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 20 Volts / If 0.05 Ampere / Indirect / Specified voltage AC/DC
Description Similar to 6AK5, with 20V, 50mA heater.
GE, Sylvania, Tung Sol, WE. 
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Röhren-Taschen-Tabelle, (Franzis RTT)   
Tube Lore (I)
408A: J.A.
John Albion

408A: RTT Schwandt
Günther Stabe † 19.8.20

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