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ID = 10872
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 , B5 (Eu O, F, O5A) 1928
Filament Vf 4 Volts / If 2 Ampere / Direct / Specified voltage AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   
4650: CA
Christian ADAM

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4650: RTT Schwandt
Günther Stabe † 19.8.20

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4650: Válvulas Miniwatt, 1954
Anonymous 15 Collector

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