... can be observedMax. Input voltage400V (DC+AC peak value) when≤1KHzInput couplingCH1, CH2,AC, DC groundingCH3, AC, DCDisplay modeCH1, CH2, CH3, ... 2mV to 5V/division +/-3%Phase difference≤3º, DC-50KHzBandwidth of X axleDC-500KHz (-3dB)Horizontal reflection ... ºC to 50ºC +/-6%Scan expansion widthx10Maximum scan50nsHOLD OFF timeAdjustableDelay time1us to 5sReadout timeVertical axle: V/DIV, UNCAL ...