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HOBBY METAL DETECTORS
BOOKS
Gold Prospecting with a VLF Metal Detector by Dave Johnson
(reader version)
Gold Prospecting with a VLF Metal Detector by Dave Johnson
(printable book version)
DAVE JOHNSON'S ESSAYS
First Texas Products & Fisher Chief Designer’s favorite machines
The History of Metal Detectors, with Emphasis on Gold Prospecting
Metal detecting technologies for gold prospecting
About Search Coils
Discrimination mode “Sensitivity” and “Depth”
Electrical Interference
Question and Answer Session with FT-Fisher Engineers David Johnson and John Gardiner
About Field Testing
What are processes?
F5 Interview - Questions for Jorge Saad
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