用实验方法测试RLC串联谐振电路的幅频特性曲线。当正弦交流信号的频率f改变时，电路的感抗、容抗随之而变.取电路电压U0作为响应，当输入电压Ui幅值维持不变时，在不同信号频率的激励下，测出U0之值，用LabVIEW程序完成频谱分析和滤波，变换等信号处理，即可测出RLC串联电路的谐振频率，-Amplitude-frequency characteristics experimentally tested RLC series resonant circuit curve. When changing

34970A多通道数据采集，可采集直流电流，直流电压，温度，交流电压，交流电流-34970A multi-channel data acquisition, acquisition of DC current, DC voltage, temperature, AC voltage, AC current

测试pwb，电压报警，电流，报警，使用状态机编程，和大家交流交流。(Test PWB, voltage alarm, current, alarm, use state machine programming, and communicate with each other.)