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BW129

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ID = 32443
       
Country:
Italy
Brand: Marconi Italiana (Marconifono), Officine / Ufficio Marconi; Genova, Roma
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Transmitter Triode, liquid-cooling   Power/Output 
Identical to BW129 = 889A
Similar Tubes
Multiple differences or of other kind:
  889R-A ; BR129
Base TRANSMITTING & Power-TUBES/VALVES in gen
Was used by Transmittertube (Radio)
Filament Vf 11 Volts / If 125 Ampere / Direct
Description

Marconi Italia. Water Cooled version of the BR129
Pa <5 kW, f <50 MHz.

 
Dimensions (WHD)
incl. pins / tip		 x 277 x mm / x 10.91 x inch
Weight 1300 g / 45.86 oz
Information source - - Manufacturers Literature   
889a_bw129~~1.png BW129: Fin Stewart
Fin Stewart
889a_bw129_1.png
BW129: Manufacturer's Literature
Emilio Ciardiello
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