基于labview和声卡的数据采集，声卡的双声道模拟输出，信号的采集与存储，信号的功率谱分析-Power spectrum analysis based on labview and data acquisition card, sound card, two-channel analog output signal acquisition and storage, signal

声卡的双声道模拟输出，信号的采集与存储，信号的功率(Power spectrum analysis based on labview and data acquisition card, sound card, two-channel analog output signal acquisition and storag)