摘要
以“汤姆逊”彩电为例，分析了由于电网电压波动造成的电源部分的故障；对所设计的直流电压调节器进行了分析论述，给出了试验曲线。
In this paper,By an example of Thomson color TV, We analyse the fault of the power unit caused by the fluctuation of the system voltage,discuss the DC voltage regulator we .designed,and draw the test curves.
