Detech 15" DD Coil For Minelab GPX in Minelab Metal Detectors Posted February 22, 2016 Beautiful gold. Why did you choose to use a DD vs a mono coil? Only asking because I wonder if you are using discrimination and if so do you think you lost any sensitivity?
Detech 15" DD Coil For Minelab GPX
in Minelab Metal Detectors
Posted
Beautiful gold. Why did you choose to use a DD vs a mono coil? Only asking because I wonder if you are using discrimination and if so do you think you lost any sensitivity?