Power and Grounding for Audio and Audio/Video Systems – A White Paper for the Real World is a “White Paper” that attempts to cut through the confusion and set out a collection of good engineering practice that is both safe and effective. This 37 page technical document is worth to read for everybody who works with electricity and/or audio/video systems. it gives a good introduction to power system architectures used in North America and gives also brief introduction to systems used in Europe. The section “Some Useful Troubleshooting Tools” gives ideas what tools to use to troubleshoot the problems.

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