Circuit and apparatus for generating signal source for impedance measurement of rock and ore samples

A circuit and apparatus for generating a signal source for impedance measurement of rock and ore samples, comprising:

• a smart mobile device;
• an integrated instrument, wherein the integrated instrument is connected to the smart mobile device via a wireless network;
• a first electrode interface, a second electrode interface, a third electrode interface and a fourth electrode interface are fixedly arranged on the integrated instrument;
• and
• a sample rack, wherein the sample rack comprises a first unpolarized electrode, a second unpolarized electrode, a third unpolarized electrode, and a fourth unpolarized electrode;
• rock and ore samples are placed between the second unpolarized electrode and the third unpolarized electrode, and a first end of the first unpolarized electrode is electrically connected to the first electrode interface by a triaxial cable;
• a first end of the second unpolarized electrode is electrically connected to the third electrode interface by a triaxial cable;
• a second end of the second unpolarized electrode is electrically connected to a second end of the first unpolarized electrode;
• a first end of the third unpolarized electrode is electrically connected to the fourth electrode interface by a triaxial cable;
• a first end of the fourth unpolarized electrode is electrically connected to the second electrode interface by a triaxial cable;
• a second end of the fourth unpolarized electrode is electrically connected to a second end of the third unpolarized electrode;
• and a third end of the fourth unpolarized electrode is electrically connected to a ground terminal.