Chroma Programmable AC Source Model 6560. - 0 to 500 Vrms, 45 Hz to 1 kHz output - Delivers full power with up to 3:1 Crest Factor loads - Direct digital synthesis waveform generation - Programmable sine, square or distorted sine waveform output - Programmable voltage, current limit, frequency, phase and distortion - Simulation of power line faults - Harmonic waveform library with 30 factory settings - User programmable sequential output waveforms - Powerful measurement of Vrms, Irms, Ipk, power, frequency, comb factor, power factor, inrush current, VA, VAR - Input power factor correction - Built-in output isolation relays - Customizable switch-on state