A method of how to measure the signal 's phase noise by spectrum analyzer is introduced.
本文介绍利用频谱分析仪测量信号相位噪声的方法。
In this paper, a real time power spectrum analyzer of low frequency random signal based on digital filters is introduced, and a design method of real time arithmetic is given.
文中介绍了基于数字滤波的低频随机信号实时功率谱分析仪的实现方法，并给出了实时算法的设计要点。
Virtual Instrument technology is used in the design of the general wave recorder, impact analyzer, spectrum analyzer, stable and transient signal analyzer and so on.
系统软件使用虚拟仪器技术，设计了通用数据记录仪、浪涌分析仪、频谱分析仪、稳态和瞬态信号分析仪等多种虚拟仪器。
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