From: nospam@nil.me   
      
   Hi Patrick,   
      
      
   > But no manufacturer who made large numbers of amps ever put a pentode CCS in   
   any   
    > home audio gear because it was never ever thought to improve the   
   sound or   
    > lessen the overall THD measurements of the amp.   
      
   Just for your records,   
      
   Cary mades a such differential power amp with tube CCS & without zero NFB:   
      
   http://www.caryaudio.com/products/classic/CAD211FE.html   
      
   Hp   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)