Don't know much about Nokta detectors but came across this video on YouTube. If it's for real it is mighty impressive for detecting in depth. Ground condition is not stated. Worth a look, just a short video.
Cheers
Mark
https://m.youtube.com/watch?v=TJAe09kMNnc
[video=480,360]https://youtu.be/TJAe09kMNnc[/video]
Cheers
Mark
https://m.youtube.com/watch?v=TJAe09kMNnc
[video=480,360]https://youtu.be/TJAe09kMNnc[/video]