Correlation between reverberation time of restaurants in the city of Monterrey, Mexico, and the opinion of its clients on their acoustical comfort.

The acoustical comfort in restaurants can be perceived by the clients in terms of interpersonal communication, tranquility to eat, and also as environmental happiness at the place. That is a subjective factor that can make more popular a certain restaurant and can affect its business success. The reverberation time is a parameter related to the physical characteristics of a room and has influence on the acoustical sensation perceived by the costumers at a restaurant. In this paper the results of measurements of the reverberation time in restaurants at the city of Monterrey, Mexico, are compared with the opinion of its clients on the perception of their acoustical comfort.