... lines, generators and transformers.Using fiber, the front end RAU (Remote Acquisition Unit) connects to the central control unit. This new ... real-time multitasking system, DSP real-time FFT analysis, PCI bus constructed by FPGA, high speed sync serial data coded in ... value trig type: Over, under, window trig, ROC trig; Harmonic, single phase P,Q, 3 phases P,Q, frequency, Positive sequence voltage ...