Request InfoAerotech Inc.Aerotech Inc.’s Npaq 6U high-power drive rack provides up to 30 A for brush, brushless or stepper motors, and its plug-in amplifiers support both linear and pulse-width-modulation (PWM) topologies. Featuring high-performance, double-precision digital signal processors (DSPs), the system performs current- and servo-loop closures digitally, enabling loop-closure rates up to 20 kHz. It handles digital and analog I/O processing, data collection, laser firing and encoder multiplication tasks in real time. 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