The Stanford Research PS350 High Voltage Power Supply is a microprocessor-controlled, switching DC power supply. The voltage range is 50 VDC to 5 kVDC. It has a maximum output current of 5 mA and a maximum output wattage of 25 watts. The PS350 has 0.001 % regulation and 0.05 % accuracy, and the output voltage can be adjusted with 1 V resolution over the entire operating range. An IEEE-488 interface is available optionally.