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"&lt;p&gt;I'm John Huntington, Professor of Entertainment Technology,&amp;nbsp;sound engineer, and author of the book &lt;em&gt;Show Networks and Control Systems.&amp;nbsp;&lt;/em&gt;This site covers entertainment technology, severe weather, photography, and anything else that I find interesting.&lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://controlgeek.net/blog/2012/12/1/e-stop-connector-and-voltage-survey>