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E442S_UY

Information - Help 
ID = 55546
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Screen-grid Tetrode 
  Ca. 1925 up to 1945 rare.
Identical to E442S_UY
Similar Tubes
Other base:
  E442S

Base UY-Base, 5 Pins (USA, April 1927)
Filament Vf 4 Volts / If 1 Ampere / Indirect
Information source - - Manufacturers Literature   Philips Australia 1932
 
e442-e445-uy5base~~1.png
E442S_UY
Peter den Boer

 
e442s-data.png
E442S_UY: own collection
Peter den Boer


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