The BLHP Series Behlman's high power, AC Power Sources Frequency Converters Inverters, combine the smooth, clean power of a linear supply with the compact design of a switching power supply. They're about one-third the size and half the cost of other AC Sources. All models come standard with variable voltage and frequency, external sync and 0-10 Vdc remote control, optional IEEE488 or RS232 interface for computer controlled. LabWindows and LabView drives available. Small size, quiet operation and high efficiency make the high power BL Series ideal choices for precision avionics, ATE and industrial products testing requirements.BL(F) Series with fixed voltage and frequency is ideal for appliance and avionics testing and power. All other specifications apply per models below.