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。
The spectrum analyzer is a very important instrument in measuring and analyzing the signals in frequency domain.
频谱分析仪是对频域信号进行测量和分析的一种重要的测量仪器。
The spectrum analyzer is a very important instrument in measuring and analyzing the signals in frequency domain.
频谱分析仪是对频域信号进行测量和分析的一种重要的测量仪器。
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