Magnetic hysteresis affects the phase delay mainly, and less the amplitude and frequency spectrum when the measured magnetic field signal is an alternating quantity. 当所测磁场信号为交变量时,磁滞的影响主要是相位延迟,对幅度及频谱分布影响较小;
Design of Alternating Current Quantity Sampling Plate 交流电量采集板的设计