OS-3000A Sweep oscilloscope: 1.dual channel/four trace,40/60MHz freq ... 3.w/A&B sweep function MCH Sweep Oscilloscope,os-3000A series, w/A&B sweep, dual channel. 40/60MHz frequencySpecifications ... )mmWeight10kg *Specifications are subject to change witout prior notice. OS-3000A sweep oscilloscope, 40/60MHz frequency, dual channels/traces oscilloscope