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本课题就如何实现5MHZ 高稳定信号的相位噪声测量,设计了一个相位噪声测试的新装置。其中重点放在对锁相环的设计上,其次设计一个低噪声放大器,以提高高质量信号源的频率稳定度。
This topic on how to achieve 5MHZ high-stability signal phase noise measurement, designed a new phase noise test device. The focus is on the design of the PLL, followed by designing a low-noise amplifier to improve the frequency stability of a high-quality signal source.