The test of my first detector with which I started to detect.. -how to see this GTI 2500 supplemented with a 13" ultimate coil in the zero program, which meets the demanding depth criteria of my test field..
1. target - 14mm silver earring at a depth of 20 cm...
2nd target - 14mm -0.48 gram silver hammered coin at a depth of 20 cm..
![](https://s2.save4k.ru/pic/-xbivYJYP_8/maxresdefault.jpg)