Switch power of high frequency is serious electromagnetic interference (EMI) source, so EMI source filter usually should be added in switch power.
高频开关电源是严重的电磁干扰源，很多情况下需对其安装emi电源滤波器。
On the basis of test, EMI source in E1coaxial line is analyzed, different suppression techniques are compared and optimized filtering circuit is chosen.
在试验研究的基础上，对E1同轴传输线上电磁骚扰源进行了分析，测试比较不同的滤波抑制措施，确定了优化的抑制方案。
On the basis of test, EMI source in E1coaxial line is analyzed, different suppression techniques are compared and optimized filtering circuit is chosen.
在试验研究的基础上，对E1同轴传输线上电磁骚扰源进行了分析，测试比较不同的滤波抑制措施，确定了优化的抑制方案。
应用推荐