Quote Originally Posted by Ioannis View Post
Yes, but I suppose that is a dominant rule in almost all electronics designs though. Good ground, capacitors on power lines, and seperatew analog and digital voltage sources to name a few. The vero board I can guess will not give optimum results in this case. It is not a LED test circuit...
I think star point earthing is pretty much industry standard for quality audio circuitry. Best way to avoid the dreaded earth loop.