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ID = 25623
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Transmitting Triode, air cooled   Power/Output 
Identical to OQQ55/1500
Similar Tubes
Normally replaceable-slightly different:
  834 ; DET12
Different connections:

Base UX-Base (4 Pins (2 thick, USA 1924, UX) Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 7.5 Volts / If 3 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
66 x 180 x mm / 2.60 x 7.09 x inch
Weight 120 g / 4.23 oz
Information source Babani, International Radio Tube Encyclopaedia   p. 210 & 211
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 352, p. 821

oqq55_1500.gif OQQ55/1500: AH eigene Sammlung
Alexander Hofer

Just Qvigstad
OQQ55/1500: Babani
Jacob Roschy



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