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20CH4U

Information - Help 
ID = 8596
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Triode-Heptode   Controlling (mu) 
Identical to 20CH4U = UCH4

Base Octal-8 GB, (Mazda), K8B, MO (Codex=Vao) Top contact with a cap.
Filament Vf 20 Volts / If 0.1 Ampere / Indirect
Information source Taschenbuch zum Röhren-Codex 1948/49   

20ch4u_applic.png
20CH4U: Personal file
Antonio Rabitti

20ch4u_so.png 20CH4U: rtt
Anonymous 10 Collector


Just Qvigstad

Collection of

 
20ch4_argenta.jpg

 

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