When supply modulation and contour modulation are working in concert, the dynamic range and efficiency of the power amplifier can be further improved.
当电源调制和轮廓调制协同工作时，功率放大器的动态范围和效率可以进一步提高。
And then the paper introduces the design of power amplifier and DC regulated power supply.
论文重点介绍了功率放大器和直流稳压电源的设计。
The outlook of high frequency switch power supply in application to high fidelity audio frequency power amplifier is indicated.
指出了高频开关电源在高保真音频功率放大器中广阔的应用前景。
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