Unitron (Booth No. 3853) is adding a new programmable power supply to its PS Series product line. The new unit operates from a wide input frequency (30-600 Hz) and provides 50-, 60- or 400-Hz output power in 115V, 115/200V or 230V output configurations. The PS Programmable Power Supply is available in single unit power ratings up to 3.5 kVA, or with the paralleling option, up to 40 kVA.