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Detector Stuff Interviews FT-Fisher Engineers, David Johnson and John Gardiner
Introduction: First of all, I want to thank Tom Walsh, Mike Scott, Tricia Richardson, Dave Johnson and John Gardiner for their help in arranging this interview. I think it’s a fair statement that First Texas – Fisher is one of…
The White’s Spectra V3i upgrade…Get it!
The White’s Spectra V3i upgrade…Get it! I was privileged to receive one of the early White’s Electronics “Vision” uber-detectors last year. Without a doubt, the most user configurable metal detector on the planet! Initially, all the settings and options can…
Electrical Interference Essay by First Texas Lead Engineer Dave Johnson
Electrical Interference First Texas Products & Fisher Labs August 2009 Because of the high sensitivity of modern metal detectors coupled with the proliferation of sources of electromagnetic interference, you are likely to encounter electrical interference at times during the use…
Fisher Engineer Dave Johnson's talk with El Paso Chapter GPAA
*reprinted by permission of First Texas and Dave Johnson File: El Paso Chapter GPAA talk 12 Feb 08 Dave Johnson minor update 25 march 09 The History of Metal Detectors, with Emphasis on Gold Prospecting Good evening! My name is…
Fisher F75 SE on deep silver dime
Hi everyone…here is the next in my ongoing series of metal detector tests on the same deep silver dime. Up to bat is the Fisher F75 SE. So far, this one knocks it out of the park as “best” at…