For the electronics hobbyist or the serious prospector, the phrase "inside the metal detector" conjures images of oscillator coils, phase shifters, and discriminator circuits. When you append the names and Carl Moreland to that phrase, you enter a niche but fascinating world of reverse engineering, open-source detector design, and technical documentation—much of which has been archived in PDF files circulating on forums like Geotech.
: Beyond the basics, the authors delve into effective searching techniques, including how to choose your search area, understanding different soils and their impact on detection, and tips on digging and recovering targets. These sections are filled with practical advice that can be applied in the field. For the electronics hobbyist or the serious prospector,
Here is a detailed review of the work.