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4650

Information - Help 
ID = 10872
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Vacuum Pentode   Power/Output 
Identical to 4650
Similar Tubes
Normally replaceable-slightly different:
  F443 ; L495D
Other class quality (otherwise equal):
  F443N ; L497D
Predecessor Tubes F443  
Successor Tubes 1947   EL60   EL34  

Base Europe 5-Pin (O5A, B5)
Filament Vf 4 Volts / If 2 Ampere / Direct / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
philips46501_web.jpg
4650: CA
Christian ADAM

 
eu41_g.gif
4650: RTT Schwandt
Günther Stabe

 
4650_data.png
4650: Válvulas Miniwatt, 1954
Anonymous 15 Collector



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