What is the primary function of a Digital Storage Oscilloscope?

The primary function of a Digital Storage Oscilloscope (DSO) is to allow close analysis of signals using micro processing and memory. This capability enables the DSO to capture and store waveform data for thorough examination. The use of digital processing provides advantages such as improved accuracy, enhanced measurement techniques, and the ability to analyze complex signals over time. The oscilloscope samples the incoming analog signals, converts them to digital form, and then stores the data in memory. This enables users to review and manipulate the waveforms, facilitating a deeper understanding of the characteristics and behaviors of the signals being measured.

In comparison, while continuous analog output is a feature found in some types of oscilloscopes, it is not the primary role of a DSO. Amplifying electromagnetic signals is more aligned with the function of amplifiers, and generating electrical frequencies pertains to signal generators, which are different instruments altogether. Thus, the focus of the DSO on analysis through its digital processing power distinguishes its primary function clearly.