David Stetzer – NEXUS Conference 2011

David Stetzer – NEXUS Conference 2011

$29.00

Dangers of Dirty Electricity and EM Fields, with David Stetzer at the 2011 NEXUS Conference

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Description

Dangers of Dirty Electricity and EM Fields, with David Stetzer.
Co-inventor of RF meters and filters shows how to detect and neutralise high frequency voltage transients and electromagnetic fields.

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