Standards On-line and Up-to-Date

January 1, 2005   
While attending the California Council Desert Practice Conference in October we had the chance to talk with David Richards of IHS Engineering. IHS is the world’s largest distributor of technical standards, codes, specifications, and related documents. Their Standards Store allows

Classroom Acoustics

December 1, 2003   
More than three-quarters of the teachers in a recent poll gave the acoustics in their classrooms a failing grade. The problem is most commonly a “signal to noise” ratio issue, which results in poor speech intelligibility. In general terms –