All the PA signal input (RCA) release, then click the check method of check whether there is noise, noise.

把所有的功放讯号输入(即rca)解除，然后按噪音的检查方法检查，试听是否有噪音。

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B, no noise tracking method: input power amplifier (RCA), released the CD signal output, check whether there is noise.

没有噪音的跟踪方法：将功放的输入(rca)恢复，解除CD机的讯号输出，检查是否有噪音。

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Information on the steering vector is not exploited when estimating signal or noise subspaces in the standard multiple signal classification (MUSIC) method.

常规多信号分类(MUSIC)在估计信号或噪声子空间时未利用阵列的方向矢量信息。

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