DIY METAL DETECTOR, Gone Wrong and Right!!

Sign up for Keysight World: Innovate at and learn about the visions of tomorrow, before fiction becomes reality! With few incidents, I think I made what is called a BFO metal detector, which actually works very well over a large distance. Get your ElectroBOOM Bundle at My new MERCH: Thanks for your support @ Post your submissions to: My Facebook: My Twitter: My other articles: Thanks to Circuit Specialists for proving my essential lab tools, my referral link: Also thanks to Keysight for their awesome scopes and meters: And thanks to Lulzbot for 3D printer and filaments: