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。
Error correct formulae of low signal to noise ratios measurement are derived on a spectrum analyzer, the experiment results are reported to verify the correctness of theory calculation.
导出了频谱仪测量低信噪比时的误差修正公式，并用实验结果验证了理论计算的正确性。
The analyzer can avoid the limitation of A/D converter. Thisis a new theory and technology on signal spectrum estimation.
这种谱仪回避了A/D转换器的限制，是信号谱估计的一种新理论和新技术。
Based on the analysis of the sensor signal, the frequency spectrum is analyzed with SD-380 dynamic analyzer.
在分析传感器信号的基础上，用SD- 380动态分析仪对信号作了频谱分析。
At last, correction method of low level signal measurement is discussed duo to effect of spectrum analyzer floor noise.
最后，讨论了频谱仪本地噪声对低电平信号测量影响的修正方法。
The analysis requirement that the traditional virtual spectrum analyzer which has unitary function and expensive price and has not flexible use can not already satisfy modern test signal.
传统的频谱分析仪功能单一、价格昂贵、使用不灵活，已不能满足现代测试信号的分析要求。
From frequency field Angle the phenomenon of signal distortion is analyzed, and the principle of observing and measuring the micro-distortion of signal by using spectrum analyzer is explored.
从频域角度分析了信号失真现象，并探讨了频谱分析仪观测微小失真度的原理及若干问题。
Be practiced in using of the common RF test and analyzing instruments, such as Signal Generator, Oscilloscope, Spectrum Analyzer , Impedance Analyzer and Net Analyzer;
熟练使用信号源、示波器、频谱仪、阻抗分析仪和网络分析仪等常用射频测试仪器进行测试、评估和调试；
Be practiced in using of the common RF test and analyzing instruments, such as Signal Generator, Oscilloscope, Spectrum Analyzer , Impedance Analyzer and Net Analyzer;
熟练使用信号源、示波器、频谱仪、阻抗分析仪和网络分析仪等常用射频测试仪器进行测试、评估和调试；
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