September 1, 2004   
It’s time to re-visit the issues of acoustics for conference rooms. We are getting a number of phone calls from clients looking for help with the quality of their conference calls. Problems are in one of two areas: it is

Noise Criteria (NC) vs. Room Criteria (RC)

February 1, 2004   
Quite often we are asked why does Thorburn Associates Inc. use Noise Criteria (NC) as opposed to Room Criteria (RC) during our mechanical system noise calculations. Both NC and RC are measures of mechanical system noise in a room. Noise