AC DC rectifier of the converter is usually said.

交流变直流的变频器通常称整流器。

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The control scheme and operating principle of a double closed-loop AC/DC power converter system are discussed by using physics.

从物理角度讨论了双闭环交/直流功率变换器系统的控制方案和工作原理。

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An analog signal is composed of four basic components: DC and AC magnitudes, frequency, and phase.

模拟信号由直流和交流分量、频率和相位四部分组成。

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Running appliances off DC power can cut energy consumption dramatically by reducing the number of AC-DC conversions.

FORBES: Was Bell Labs Overrated?

Just as AC beat DC, the audio cassette beat 8-track and VHS beat Betamax, Qwerty won the format war.

BBC: Why do we all use Qwerty keyboards?

The life cycle of the LED has also increased significantly, going beyond the life cycle of the (AC to DC) converter.

WSJ: Seoul Semiconductor's LED-Lighted Path