This 3 output variable bench DC power supply from Rigol has been designed with an intuitive user interface which includes an LCD display, channel setting, parameter input, menu softkey, display switching, advanced function area and output terminal. The power supply is ideal for the following applications: R&D lab general purpose testing, automotive electronic test, quality assessment inspection, production testing, bias power for RF/MW circuits, device or circuit characterisation and troubleshooting. * Voltage/current: CH1: 0～8V/0～5A CH2: 0～+30V/0～2A CH3: 0～-30V/0～2A * OVP/OCP: CH1: 1mV～8.8V/0.1mA～5.5A CH2: 1mV～33V/0.1mA～2.2A CH3: -1mV～-33V/0.1mA～2.2A * Total power up to 160W * Low ripple noise: <350 uVrms/2mVpp * Excellent linear regulation rate and load regulation rate * Fast transient response time: <50us * Standard OVP/OCP/OTP protection functions * Standard timing function * Built in V,A,W measurements and waveform display * Support output delay, analysis, monitor, preset functions * Independent control for each channel * 3.5in TFT display * Connectivity: USB host and device, LAN, RS232, digital IO, USB-GPIB (Opt.) * Manufacturer's part DP831A https://elecena.pl/product/27878057/rigol-dp831a-3-output-variable-bench-dc-power-supply 2025-02-18 https://elecena.pl/product/27878057/rigol-dp831a-3-output-variable-bench-dc-power-supply 2025-08-24