... ):≤14nsChannels:Dual channels + external triggerDisplay:7.8 inch color LCD,STN screen,640x480 pixelsIsolation between channel:50Hz( ... time accuracy:±100ppmInterpolation:(sin x)/x;Vertical resolution (A/D):8 bit (2 channels simultaneously )Displacement:±50V ... Time, +Width, -Width, +Duty, -Duty, Delay A B, Delay A BWaveform Math:+, -- ,FFTWaveform storage:4 waveformsCommunication interface:USBPower supply ...