The author introduces a solar energy transformerless colour TV power supply, i. e, high efficiency DC/ACconverter.
介绍了一种太阳能无变压器式彩电电源，即高效率的DC/AC变换器。
2
The high voltage endurance test device for switch tube is composed of high voltage pulse generator, high voltage breakdown detector, trigger, auto-controller and DC/ACconverter.
开关管冲击耐压装置由高压脉冲产生器、击穿检测器、触发器，及自动控制器、DC/AC 变换器等构成。
3
The control scheme and operating principle of a double closed-loop AC/DC power converter system are discussed by using physics.