GU81 Tube amp/Röhrenamp Röhrenverstärker Leistungstest02
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Uploader Comments (waldisek)
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All Comments (4)
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Hi echt cool Kannste mir mal einen bauplan senden Mfg MAtze
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its a GU81m , a russian transmitter pentode. normal anode voltage is somewhere around 3kV , Ia 700mA. A real workhorse and a nice nightlite with 12,6V 10,5A heater =D
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you're just crazy
gu-81 für mich zu hart, aber ich möchte an die Macht zu machen für die GM-70
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excuse, beautiful with this tube, but that circuit is all circuit? how many watt in need this tube?
and the final trasfoemrs? impendence?
thanks
multivoltage 2 years ago
This is only the output tube circuit! For full output power you will need approx. 40Watts input. For more information see my other video: GU81 Tube Amp / Röhrenverstärker fertige Beschaltung+Ausgangsübertrager
waldisek 2 years ago