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404A

Information - Help 
ID = 20765
       
Country:
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Tube type:  Vacuum Pentode   VHF 
Identical to 404A = 5847 = CV3905
Similar Tubes
Normally replaceable-slightly different:
  PTT216

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Description WE and Ericsson. 
Dimensions (WHD)
incl. pins / tip
22 x 44 x mm / 0.87 x 1.73 x inch
Tube prices 2 Tube prices (visible for members only)
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   
Tube Lore (I)   
 
404a.jpg
404A: K.H.Fischer
Karlheinz Fischer

 
no47_g_1.gif
404A: RTT Schwandt
Günther Stabe † 19.8.20

 
404a_dat1.png
404A: Western Electric
Thomas Günzel


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