但是，接地线上有许多干扰，如果不消除它们，绝缘子电晕脉冲很难测到。
But there are many noises in ground lines, which make it difficult to detect insulator corona pulses.
经比例放大器放大后的脉冲信号经窗口电压比较放大器消除干扰给计数器。
Pulse signal of proportional amplifier is sent to counter after reduced noise by window voltage comparer.
该控制器适合大数据量的彩色LCD，且具有良好的消除脉冲噪声干扰功能，适合在较复杂的环境下工作。
This controller fit to a great deal data stream colour LCD and it's good for eliminating disturbance.
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