... cross-power spectrum, phase difference spectrum, and measuring the phase difference between two measure points.Hammering ... function typeHanning, Rectangle windowAveragingLinearity, peak holdAverages1,2,4,8,16,32,64,128AnalysisLong time ... ×240pixles, contrast adjustableKeys22 keysCommunicationUSB, 600KB/sStorage capacity1GCommunicationUSB 2.0BatteryRechargeable Li-ion battery, working Time (Continuous ...