Profile: Computer Power Supply deals with high-precision, high voltage power supplies. Our model 1210 30 kV electron probe power supply is a high-stability power supply designed for electron microprobes and focused ion beam systems. It features low ripple, and low stored energy. The power supply uses separate power return lines for the high voltage load, the input power, and the voltage programming reference. Our model 2592 50 kV ion beam power supply has very low ripple and wide output voltage range. It has low temperature co-efficient and low stored energy.