Fisher Gold Bug Metal Detector with 5" DD Search Coil garrett metal detectors ID Ground Suppression: third order

ID Ground Suppression: third order

We give up some target ID precision in exchange for hearing the bent square nails and brass furniture parts that point to a productive corner of the lot

abandoned mining camps

Ground Grab® is Fisher's computerized automatic ground balance system

800 micro-cgs units with sensitivity < 30

Fisher Gold Bug Metal Detector with 5" DD Search Coil garrett metal detectors ID Ground Suppression: third orderA general purpose coin VLF running 713 kHz misses small, low conductivity gold that registers as noise at standard coin frequencies. The Fisher Gold Bug metal detector runs at 19 kHz, tuned for gold nuggets, flakes, and low conductivity relics that signal too faintly on lower frequency machines. Ground Grab computerized ground cancellation keeps the threshold stable in the iron rich, highly mineralized soils where placer gold concentrates, without the