Inside The Metal Detector George Overton Carl Moreland.pdf Jun 2026

Because this is a technical document intended for educational use, it is generally freely distributed across the metal detecting community.

The First In-depth Book on Metal Detector Technology Since 1927 Inside The Metal Detector George Overton Carl Moreland.pdf

Overton and Moreland explained, often with hand-drawn diagrams and accessible math, that a metal object reacts to a magnetic field by shifting the phase of the returned signal. Because this is a technical document intended for

VLF is the most common technology used in consumer detectors. It uses two coils: a transmitter and a receiver. Operates on continuous wave phase-shift analysis. Excellent at discriminating between different metal types. Vulnerable to ground mineralization interference. 2. Pulse Induction (PI) Inside The Metal Detector George Overton Carl Moreland.pdf