The objective of this design is to a broadband microwave power transistor used in broadband solid state amplifier.

本设计的目的是建立一个用于宽带固态放大器的宽带微波功率晶体管。

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We depend on the foreign technology for the broadband solid-state high power amplifier for reconnaissance and communication.

由于器件和技术的原因，通信侦察的大功率宽带固态功放对国外有着很大的依赖性。

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The ray tracing and Monte Carlo method are applied to calculate the distribution of deposited pumping energy within a rod amplifier of the high power solid state laser system.

建立了用蒙特卡罗和光线跟踪法计算高功率固体激光系统棒状放大器能量沉积分布的模拟程序。

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But the search for a suitable solid-state amplifier took a long and roundabout route.

ECONOMIST: The middle age of the transistor

For instance, a German physicist named Robert Wichard Pohl made a solid-state amplifier in 1938 using salt as the semiconductor.

ECONOMIST: The middle age of the transistor