Rigol 18 channel digital storage oscilloscope mso2000a series rigol mso2072a s the rigol mso2072a s is an 18 channel digital storage oscilloscope with a built in 2 channel waveform generator that offers an unmatched featurevalue package allowing users to measure both analogue and digital signalsthe mso2072a s is a fast and versatile oscilloscope covering frequencies up to 70mhz with two channels and a wide vertical range 500microvdiv 10vdiv to deliver an extremely low noise floor to