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How to Make a metal detector from a calculator and radio

Sep 8, 2008 07:47 PM
"How to Make a metal detector from a calculator and radio" cover image

Like looking for lost treasure? There's no need to break the bank for a high-end metal detector — just dig through your junk drawer! In this video tutorial, KipKay shows you how to make a metal detector from a calculator, an AM or FM radio, a standard CD case, and some velcro. That's it. Your very own metal detector.

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