Fisher FX-3 Ferro-Magnetic Metal Detector WHOLESALE Compare the binary vs proportional

Compare the binary vs proportional audio responses

The ground adjust is preset for average conditions

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designed specifically for metal detecting enthusiasts

Simply turn on the instrument and adjust the penetration control for most operations

Fisher FX-3 Ferro-Magnetic Metal Detector WHOLESALE Compare the binary vs proportionalFisher FX 3 Ferro Magnetic Metal Detector The Fisher FX 3 Ferro Probe senses fluctuations in the earth's magnetic field caused by buried survey markers, pipes, well casings, valves, iron relics, septic tanks, and other ferromagnetic (iron or steel) objects. As a differential induction magnetometer, the FX 3 locates buried iron objects far beyond the reach of ordinary (search coil type) metal detectors. Like other Fisher detectors, the FX 3 is easy to