DC Hysteresisgraph Test System within 0 ~ 2.4T range error can be controlled ... quadrant: Br, HcB, HcJ, Hk(H90) and (BH)max.Test sample shapes: circular ring, round cake, square, tile and ... eliminate nonlinear error of hall probe.Optimal range of field voltage, fluxmeter and magnetometer can be automatically set up.Magnetization, ... for direct measurement on magnetic shoe. DC Hysteresis graph Test System