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Im going to build a metal detector according to this schematic http://www.geotech1.com/pages/metdet...an/proscan.pdf
As i see Ne555 timer IC's are used, but unfortunely i can't find the exact part so would it work if i replaced those with LM555 ? http://www.national.com/mpf/LM/LM555.html#Overview
As i see Ne555 timer IC's are used, but unfortunely i can't find the exact part so would it work if i replaced those with LM555 ? http://www.national.com/mpf/LM/LM555.html#Overview
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