... , AC, GNDInput Max voltage400V(Vpp)Trigger TypesEdge, Pulse, Video, Slope, Alternative, DelayTrigger ModesAuto, Normal, SingleTrigger SourceCH1, CH2, Ext, Ext/5, AC ... that of ADS1000M is 2MTrigger Modes: Edge, Pulse, Video, Slope, Alternative and Delay trigger modesFront and Back USB Host/Device, GPIBUnique ...