Thread: Carl MFD article ,5KHZ frequency ?
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  #184  
Old 08-03-2011, 11:57 AM
batman1972 batman1972 is offline
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Join Date: Nov 2007
Posts: 4
Default Halo Effect
maybe this link is good for study:
http://www.njminerals.org/metaldetec...aloeffect.html
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