you may have a look at:
http://www.milieuziektes.nl/Pagina161.htmlThe Hulda Clark Zapper has only one frequency.
But she pointed out quite a number of different frequencies.
Therefore you need a frequency generator like the MORI or F-Scan
Greetings,
Charles Claessens
member Verband Baubiologie
www.milieuziektes.nl
www.hetbitje.nl
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