The second part investigates the basic theory and design of power amplifier, including the classification, the analysis of key performance indicators and design methods of the power amplifier. 第二部分探讨了功率放大器设计的基本理论和方法,包括功率放大器的分类、主要性能指标的分析和各部分电路的具体设计方法。
So the paper first introduced the research status and development trends of operational amplifier, and then discussed the operational amplifier classification and process selection. 论文首先介绍了运算放大器的研究现状和发展趋势,讨论了运算放大器的分类和性能参数以及工艺的选择。
Then it details the performances of the RF power amplifier and the amplifier classification. 接着详细介绍了射频功率放大器的性能指标和放大器的分类及各类放大器的工作原理。