It breaks down the two "giants" of the industry:
The core physics has not changed. A target’s eddy currents still decay exponentially. Ground minerals still cause phase shifts. Overton’s battle-tested designs still work. It breaks down the two "giants" of the
: Covers ground balance, motion filtering, and how discrimination actually works to ignore junk while finding valuable items. long-form article based on that topic
Below is a comprehensive, long-form article based on that topic, explaining its history, content, and relevance. explaining its history