[sdiy] Buffering 0V when using a pot as a voltage divider?

David G Dixon dixon at mail.ubc.ca
Wed Jun 29 23:31:12 CEST 2011


> I wouldn't buffer ground unless it's a virtual ground (which 
> should already be buffered anyway).  A real ground should 
> already be "stout".

If ground isn't stiff, then it isn't ground!  Every circuit design relies on
the fact that ground is ground, no matter what.  The only issue might be
dumping too much current down too narrow of a trace and generating a small
voltage at the front end, but this is a layout issue, not a ground issue.



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