Journal of the Audio Engineering Society
Audio Engineering Society
The section''s June 15 meeting featured John O''Keefe, a partner at Aer- coustics Engineering and an associate professor at the University of Toronto. In his talk on the history of room acoustics in the 20th Century, O''Keefe began by pointing out some ideas in design that are actually misconceptions. The first is all reflected sound should be eliminated. He cited the Haas effect that early reflective sound ( within 50 msec.) actually improves speech intelligibility. The second misconception ...