CONTENTSContentsContents 2I StepArray: tutorial for recommandation 41 Sound reinforcement in large spaces 52 Overview of the StepArray system 93 Choosing the right installation set-up 124 Column positionning rules 145 Options 166 SAdrive software 167 CAD modeling 17References 18II StepArray technical reference 208 Installation of the columns 219 Wiring 2210 Test before powering up 2511 SAdrive software 2612 Advanced functions 2713 Troubleshooting 3014 Hardware specifications 3215 Acoustical data 37List of Tables 44List of Figures 442