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我做THS8200出来的图像会有干扰，想加一个低通滤波器来滤RGB信号的干扰，请问下L和C取值应该是多少，滤波器截止频率200MHZ~300MHZ都可以。
图像干扰有多种可能，最常见的就是阻抗匹配问题。如果阻抗匹配不良，加LC滤波后，问题会更大。
匹配的电阻有修改过，但是只有亮度跟对比度有变化；
