Sampling in the digital oscilloscope

We keep on publishing a series of articles devoted to the main principles of choosing a digital oscilloscope for your measurement tasks. In the current article we would like to draw your attention to the sampling as the main characteristic of digital oscilloscopes, namely how the mode, number of digits and sampling rate affect the measurement results.
Author(s):  Shumskiy I.
Issue:  KIPiS 2016 #6