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E438_4pin+1sideconn.

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ID = 74212
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Triode, vacuum 
Identical to E438_4pin+1sideconn.
Similar Tubes
Other base:
  E438

Base Europe 4-Pin (A, 4A, B4, since 1914) Sidecontact
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel / series AC/DC
 
e438_4p_1.png
E438_4pin+1sideconn.: W.H.
Wolfgang Holtmann

 

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