... Sorter 1.Material, hardness sorting etc. 2.Digital and wave display 3.Mass storage 4.8 frequency Eddy Current Metal Material ... .Several filter modes. Automatic calendar and time showing.Real-time display F1, F2, F3, F4, F5, F6 or F7 impedance plane figure ... .Real-time display F1, F3, F5, F7 frequency spectrum diagram.Set the ...