... 250MHz 2.500Ms sample rate 3.2channle, color display 4.with USB interface MCH USB Oscilloscope, DS-2025CA Digital ... +Ext.TriggerBandwidth25MHzRising time13.8nsTime base5ns to 50s/divReal time sample rate500MSa/aEquivalent sample rate50GSa/sInput impedance1MΩ//13pFInput ... Vtop,Vbase,Vbase,Vavg,Freq,Period,Rise timeFall time,+width,-width,overshoot,preshoot,+duty,-duty,etcMath+-×÷FFTStorage10waveforms, ...