The book provides a thorough examination of the electronics and physics behind various detection methods: Fundamental Physics : It explains the basics of eddy currents

"Inside the Metal Detector" by George Overton and Carl Moreland is regarded as a definitive technical guide, offering in-depth explanations of BFO, VLF, and Pulse Induction technologies. Published by Geotech Press, the book covers practical design projects for electronics enthusiasts. For more details, visit Amazon . Inside The Metal Detector: Overton, George, Moreland, Carl

Significantly expanded (over 250% more material) with almost entirely new projects and rewritten content. Inside The Metal Detector: Overton, George, Moreland, Carl