XPost: alt.engineering.electrical, sci.electronics.design, sci.e   
   ectronics.repair   
   From: lcargill99@comcast.com   
      
   DaveC wrote:   
   >> Or, as is not uncommonly done these days in portable digital players,   
   >> establish a floating ground for the purpose of providing and signal for the   
   >> (floating) load, so that the difference between the output and the floating   
   >> ground can become negative.   
   >   
   > Which raises the question I was pondering recently: is it OK to connect 2   
   > computers' sound cards' grounds together?   
   >   
      
   It should be. If you are concerned, check with a meter first.   
      
   > The PS for the powered speakers is via "wall wart" (not grounded).   
   >   
   > Thanks.   
   >   
      
   --   
   Les Cargill   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)