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B443K

Information - Help 
ID = 58148
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Vacuum Pentode   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to B443K
Similar Tubes
Other shape (e.g. bulb type):
  B443

Base Europe 5-Pin (O5A, B5)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Parallel, (AC/DC)
Description B443 in metal can 
Literature - - -   
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b443k_philips_angle.jpg
B443K: My tubes
Anonymous 413 Collector

 

Collection of a member from FIN

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