With the circuit shown it is possible to measure very low resistances, of the order of fraction of ohm, using a common multimeter. The circuit consists of a constant current source. We found this configuration in a Poptronics from the year 2000.

With the circuit shown it is possible to measure very low resistances, of the order of fraction of ohm, using a common multimeter. The circuit consists of a constant current source. We found this configuration in a Poptronics from the year 2000.