【摘要】 文中分析了三端式磁通门传感器的工作原理,给出了有效的信号处理方法。电路中使用了MAX275芯片对信号进行带通滤波取得了很好的效果。试验证明系统电路稳定可靠,对环境磁场的变化反应灵敏。更多还原

【Abstract】 The operating principle of the fluxgate sensor with three tips is analyzed,and a effective signal processing method is obtained in this paper.The integrated active filter chip MAX275 is used in the electric circuit as a band-pass filter to filter noise.The experimental result shows that the whole electric circuit is reliable and responds fast to the variety of the environment magnetic field.更多还原