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许多家庭添置彩电之后,原来的黑白电视机多用于孩子看教学录像、玩电子游戏。为提高播放质量,有必要给黑白电视机加装AV输入插口。笔者为一台μPC三片机加装了如图所示的AV输入电路,经使用,效果很好。
After many families purchase color TV sets, the original black and white TV sets are mostly used for children to see teaching videos and play video games. In order to improve the broadcast quality, it is necessary to install the AV input jack for the black and white TV. The author is a μPC three machine installed as shown in the AV input circuit, the use of good results.