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ID = 22988
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Full-Wave Rectifier gas filled 
  Ca. 1925 up to 1945 rare.
Identical to 1054

Base OTHER TUBEBASE in general 2 Top contacts
Filament Vf 1.9 Volts / If 68 Ampere / Direct /
Description 2x48 V max; 40 A. Used in welding equipment. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
110 x 340 x mm / 4.33 x 13.39 x inch
Literature - - Manufacturers Literature   

Peter den Boer

1054: rtt
Michael Schlör

1054: Miniwatt Handbuch
Peter Hoddow

Usage in Models 1= 1930

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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