State-of-the-art Antenna Control Unit Program Track Model KEY FEATURES Software-based design guaranteeing: • Comfortable installation • Efficient use as refurbishment system Modular design: • Easy customisation • Efficient upgrading on-demand • Extensive logging capabilities Running on COTS hardware platform Development based on Industry requirements and backed by the European Space Agency (ESA) HACU® 1000 IS A STATE-OF-THE-ART ANTENNA CONTROL UNIT (ACU) PERFECTLY SUITED FOR APPLICATIONS WHERE THE REQUIRED TRACKING ACCURACY DOES NOT JUSTIFY THE USE OF A MORE COSTLY CLOSED-LOOP TRACKING SYSTEM HACU® 1000 is part of a product series of ACUs providing a wide variety of control modes and an enhancing set of optional features. The ACU is designed as a software-based and modular package to ensure future-proof solutions fitting the specific requirements of our worldwide client base, e.g. ESA Redu Ground Station (Galileo In Orbit Testing antenna). The modular approach allows for more efficient upgrading if requirements change. The software is running on a COTS hardware platform that can be selected following specific customer needs and preferences. HACU® 1000 is remotely controllable via an easy to use M&C interface. Other products from the HACU® product family offer step-track, monopulse and adaptive tracking modes. Copyright © 2012-2015 HITEC Luxembourg S.A. All rights reserved. HITEC Luxembourg and the HITEC Luxembourg logo are registered trademarks of HITEC Luxembourg. Specifications and fact sheets are subject to change without notification. Version 08/2015

Command Pre-processing (*) Antenna Simulation Application Scenario Sender Application AXES Controls Azimuth, Elevation and Polarisation axes MODES Standby Antenna brakes are applied Pointing Pointing to angles directly entered into the ACU Slew Movement according to angular speeds directly entered into the ACU Program Track Movement along pre-defined path specified in terms of antenna pointing elements, which can be of different types PROGRAM TRACK MODES Tabular Track (*) TLE Track Sun Track (*) Star Track (*) ADDITIONAL FEATURES Atmospheric Automatic correction of Refraction the...