How to Make a Simple DIY VLF IB Metal Detector at Home

Convert Your Smartphone into a Multi-Frequency VLF Metal Detector: http://www.akyor.com/ Find the Circuit Diagram and more Info on our Website http://doatho.com In this project we show you how to make a simple Induction Balance (IB) Very Low Frequency (VLF) metal detector. We used simple components and materials such as: Buzzer, Copper PC Board, Battery, Wire Coil, Hot Glue, and Super Glue. Let us know what do you think about this project. Suggested Components: Receiver Coil: 500 turns of 42 AWG magnet wire around a 40mm diameter spool If You have a 3D printer, print the spool STL file provided in our website: http://doatho.com/projects Capacitor: 100nf ceramic Buzzer: The best buzzer for this project is the one that has a higher frequency. https://www.amazon.com/gp/product/B01ARBOT9Y/ref=oh_aui_search_detailpage?ie=UTF8&psc=1 Audio Jack: https://www.amazon.com/gp/product/B00E1JN7AQ/ref=oh_aui_search_detailpage?ie=UTF8&psc=1 This video contains a non-paid promotion