How to Synchronize Multiple Measurements with a Siglent Oscilloscope 

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The oscilloscope trigger function enables repetitive waveforms to be displayed on the screen steadily. The trigger allows the timebase to start its scan at the same point on each waveform repetition.
Synchronizing multiple measurements can be helpful when troubleshooting circuits. This video shows how to use an oscilloscope trigger output to sync measurements between a Siglent scope and a DMM.