In an effort to improve the comfort, the students’ cafeteria at the architectural college of Madrid, ETSAM-UPM, was acoustically treated.  Dr. César Diaz and his team at ETSAM-UPM, grabbed the opportunity to make measurements before and after, to quantify the improvement. Results showed that a large reduction of the reverberation time (from 2.3s to 0.8s) and an increase […]

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