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7921

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ID = 32559
       
Country:
Italy
Brand: Marconi Italiana (Marconifono), Officine / Ufficio Marconi; Genova, Roma
Tube type:  Transmitter Triode, liquid-cooling   Power/Output 
Identical to 7921 = TW10

Filament Vf 12 Volts / If 150 Ampere / Direct
Description External anode, water cooled transmitting triode, capable of 10KW anode power dissipation. Intended for industrial applications, the tube could be used as class C amplifier or oscillator up to 30MHz. Pure tungsten direct heating cathode. 
Weight 1580 g / 55.73 oz
Information source - - Manufacturers Literature   

7921_tw10_1_1.png
7921: Manufacturer's Literature
Emilio Ciardiello

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