Understanding Undersampling in Digital Oscilloscope Usage

Understanding Undersampling in Digital Oscilloscope Usage

Problem Statement Hello, Teacher Zhuo. I observed a strange phenomenon while testing my new motor driver with the oscilloscope: 1. When I set the oscilloscope to a time base on the same order of magnitude as the PWM period, I could measure a standard PWM waveform. However, when I increased the time base, I noticed … Read more