The Bug Zapper, a term coined by Hulda Clark, is an inexpensive electromedicine device appropriate for residence use. It's capable of killing various microbes within the blood. The Dr. Beck Blood electrifier could also be a greater approach. A bug zapper usually cost $75 to $150. It outputs a 30KHz 9 volt sq. wave signal onto two probes which might be held, one in each hand. The probes are usually fabricated from 1/2 inch copper pipe four inches long. The original principal of operation is that a selected frequency will kill a particular microbe