放大器前的部件，诸如带通滤波器(32)，引起线性失真。
A pre-amp component, such as a band-pass filter (32), causes linear distortion.
大功率滤波器(38)位于功率放大器(20)的下游并引起线性失真。
A high power filter (38) is located downstream of the power amplifier (20) and causes linear distortion.
本文就CATV系统中，由于非线性失真而引起的干扰作一分析，并提出解决办法。
An analysis to the interference caused by non-linear distortion in CATV system has been made, and a method for removing it has been offered as well.
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