Welcome to the Certes Technologies blog. We have built this for you so that you can keep up with the latest research and information on classroom voice reinforcement and audio. We will also post information and updates on Certes Technologies’ products like hardware and firmware updates. Keep checking back to keep up with the latest information.

The Acoustic Environment of Classrooms and How it Affects Students

Let’s consider the normal classroom. We have a room that is approximately 24 feet by 38 feet or 912 square feet, (84.73 square meters). This room is a rectangle that has flat walls, a flat ceiling. The walls, doors, windows and ceiling are not soundproof so outside sounds can filter through the walls and windows.…

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How Voice Reinforcement and Omni-directional Audio Improve Learning and Understanding

When you go to a concert, a movie or most professional conferences the sponsors always provide a sound system capable of projecting the sound throughout the space so that you can hear clearly. Why do we not do that for students in a classroom? Most classrooms are rectangular in shape, have tile floors, flat walls…

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