![Dave Dellecese on Twitter: "Just learned how to make a metal detector from a portable radio & calculator from Curious George. Thanks, @PBSKIDS! https://t.co/QVtMgitxsQ" / Twitter Dave Dellecese on Twitter: "Just learned how to make a metal detector from a portable radio & calculator from Curious George. Thanks, @PBSKIDS! https://t.co/QVtMgitxsQ" / Twitter](https://pbs.twimg.com/media/CdisJYeVIAAomuT.jpg)
Dave Dellecese on Twitter: "Just learned how to make a metal detector from a portable radio & calculator from Curious George. Thanks, @PBSKIDS! https://t.co/QVtMgitxsQ" / Twitter
![Build a Homemade Metal Detector out of a cheap radio and an old calculator - get smart, then rich - The Red Ferret JournalThe Red Ferret Journal Build a Homemade Metal Detector out of a cheap radio and an old calculator - get smart, then rich - The Red Ferret JournalThe Red Ferret Journal](https://i0.wp.com/www.redferret.net/wp-content/uploads/2008/01/diyradiocalcmetaldetector.jpg?w=980)
Build a Homemade Metal Detector out of a cheap radio and an old calculator - get smart, then rich - The Red Ferret JournalThe Red Ferret Journal
![Indian Institute of Technology Hyderabad HOMEMADE METAL DETECTOR BY V.KARTHIK CH12B1025 P.JANAKIRAM ES12B1014 D.NANI CH12B ppt download Indian Institute of Technology Hyderabad HOMEMADE METAL DETECTOR BY V.KARTHIK CH12B1025 P.JANAKIRAM ES12B1014 D.NANI CH12B ppt download](https://images.slideplayer.com/14/4225567/slides/slide_4.jpg)
Indian Institute of Technology Hyderabad HOMEMADE METAL DETECTOR BY V.KARTHIK CH12B1025 P.JANAKIRAM ES12B1014 D.NANI CH12B ppt download
![3 Ways to Build a Metal Detector - wikiHow | Metal detector, Waterproof metal detector, Whites metal detectors 3 Ways to Build a Metal Detector - wikiHow | Metal detector, Waterproof metal detector, Whites metal detectors](https://i.pinimg.com/736x/67/66/d3/6766d3275c4fd662b8ca383c1e6078d0--metal-detector-at-the-beach.jpg)