I have tried degassing my blue 3-500z, 2 hour filament and 38 V, 400 mA anode current during 2 hour. After that, 3-500z slightly blue, 850 Watts, but sporadic arcs in plate capacitor.
I have tried degassing my blue 3-500z, 2 hour filament and 38 V, 400 mA anode current during 2 hour. After that, 3-500z slightly blue, 850 Watts, but sporadic arcs in plate capacitor.