On Sun, 4 Oct 2009 08:43:46 -0700 (PDT), Andy Evans
wrote:

For least noise you need to be carrying your grounds to a single star point,
which then connects to the chassis at a single point. That makes sure
that ground currents can't generate any voltages in the signal path.
Careful ground design allows you to use a single chassis quite
happily.


Exactly as you describe!


Brilliant, then just bolt them together and hard wire the connection.

d
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Pearce Consulting
http://www.pearce.uk.com