本文叙述的一种显示告警电路能以不同彩色灯光信号指示出工业仪器检测结果合格与否，以确保工业生产的正常进行及产品质量合格。

This paper describes a warning circuit which can display with three colour signals whether the measuring result of industrial instruments is right or not to ensure the normal production.

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本文提出了一种不用时基校正器的彩色电视同步信号再生电路，它能使电视特殊效果发生器或彩色摄象机被录象视频信号同步锁相，对其实际电路进行了详细的分析。

This paper describes a circuit that enables special effect generators or colour video cameras to be genlocked with VTR's without the need of time base correctors, and analyses the circuits in detail.

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