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BR189

Informazioni - Aiuto 
ID = 32537
       
Stato:
Italy
Produttore: Marconi Italiana (Marconifono), Officine / Ufficio Marconi; Genova, Roma
Tipo:  Triodo trasmittente, raffr. ad aria   Power/Output 
Identico a BR189
Filamento Vf 9 Volt / If 240 Ampere / Direct
Descrizione External anode, integral heatsink, forced air cooled transmitting triode, capable of 27KW anode power dissipation. BR189 can be used as class C amplifier or oscillator for frequencies up to 5MHz at full power and up to 50MHz at reduced anode voltage. Thoriated tungsten direct heating cathode. 
Peso 50000 g / 1763.70 oz
Bibliografia - - Manufacturers Literature   
br189_1.png
BR189: Manufacturer's Literature
Emilio Ciardiello
Segue ...
Museo "The Radio Museum (ex “Washford Radio Museum“)"
 
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