二踪示波器测量相位时的问题研究

Sutdy of the Problem of Measuring Phase With Dual channel Oscilloscope

提出了用二踪示波器使用１０倍衰减探头，在“外触发”状态下进行相位测量时所存在的问题，分析了引起这一问题的原因，并给出了解决这一问题的方法．

The problem of measuring phase with the ten times attenuate probe is discussed when the dual channel oscilloscope is in extemal triggering.The cause of the problem is analysed and the solving method is presented.