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DIY METAL DETECTOR, Gone Wrong and Right!!
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How to Make a Metal Detector at Home
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DETECTOR DE METAL CASEIRÃO e PODEROSO! apenas 3 TRANSISTORES, SEM CI e SEM PLACA ( UTsource )
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I Turn Old Mobile Charger into a powerful Metal detector
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Vreau detector de metale: ce trebuie sa stiu? - Partea I: situatia de fapt in Romania
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HOW TO MAKE DIY Signal Resaver Gold Locator!!!!
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