Home » Audio » Thermionic Emissions » Cathode drive
Cathode drive [message #8850] Tue, 08 March 2005 10:42 Go to previous message
PakProtector is currently offline  PakProtector
Messages: 935
Registered: May 2009
Illuminati (2nd Degree)
Given the wide variatin in grid circuit requirements between power valves like 211, 845 and 833 it seems possible to build a pre-amp to drive the cathodes. It also looks like cathode Z is near constant, even when the grid is drawing current....

anybody try this yet?
regards,
Douglas

 
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