In the videocircuit of traffic monitor, the image outline dims and the visibility declines because of the limitation of the passband, thus twice differential video compensation is needed.
交通管理监视器的视频电路,受通频带限制导致图像轮廓模糊、清晰度下降,通常需要采用双微分视频补偿。
3
The model's analog audio circuit board is isolated from the video board to avoid interference.