Magnetoresistance Set-Up, Model Dmr-01

This unit consists of a digital millivoltmeter and constant current power supply The voltage and probe current can be read on the same digital panel meter through a selector switch. This set up is same as Hall Effect set up but Ge-crystal probe is replaced by Four probe arrangement. It consists of 4 collinear, equally spaced (2mm) and individually spring loaded probes mounted on a PCB strip.