High performance four-channel programmable linear DC regulated power supply; 4.3-inch color display, real-time display voltage/current/power value and waveform, which makes the output status and trend clear at a glance; 1mV/1mA high resolution, < 350 μVrms / 2 mVpp low ripple noise, 245W high output power, ≤50μs fast transient response; Four channels are electrically isolated and each channel is continuously adjustable; Over voltage, over current, over temperature, short circuit protection functions; Timing and delay output, constant voltage, constant current function; Four working modes: independent, series, parallel, tracking; Digital keyboard input and storage, keyboard lock function Dc output (0℃ ~ 40℃) CH1 32V 3.2 A CH2 32V 3.2 A CH3 8V 2A CH4 16V 1.5A Series CH1 CH2 64 v, 3.2 A Parallel CH1 CH2 32 v, 6.4 A Load regulation rate ± (output percentage + bias) Voltage < 0.01% + 2 mV Current < 0.01% + 250 μA Linear regulation rate ± (output percentage + bias) Voltage < 0.01% + 2 mV Current < 0.01% + 250 μA Ripple and noise (20Hz ~ 20MHz) Norm voltage < 350 μVrms/ 2 mVpp Size 232*153*392 mm Weight 9.45 Kg