"We've finished! Seen how fast I am? The combination of your answers and my powerful brainstorming lead me to suggest the following professional SR system:
Download the PDF file to see it on your PC and print it. Please remember that X-Treme Audio has created a powerful 3D forecasting software application for your needs "in loco" that helps you decide how to position suspended speakers in relation to the size of the audience. It's called XTI (X-Treme Installer): the link below has all the information about it: XTI
What next? Well, if you want an estimate for the configuration I suggested, complete with prices and payment terms, you should fill in the form below. After all this work, I'm off to grease my circuits: it was a pleasure to be of assistance. See you soon!"