Audio 101: Know These Terms for Max Intelligibility
Technical expert Bob Dolph has noticed much confusion surrounding audio terminology, so he put together this guide to help you spec notification systems.
Technical expert Bob Dolph has noticed much confusion surrounding audio terminology, so he put together this guide to help you spec notification systems.
Fire/life-safety issues for large venues such as shopping malls, arenas and big-box stores run the gamut. Installing contractors must grasp how to balance the tradeoff among system types, costs and coverage, as well as negotiate the sometimes conflicting goals and demands of others involved in decisions.
How many times have you been in a public place and heard an announcement that was impossible to recognize? What if the message was an evacuation order for assistance in exiting a burning building? Learn the critical facets of speech intelligibility and how to test for it.
NFPA 72-2010 includes a section outlining important new requirements for voice evacuation systems. Better understand the concept of intelligibility, learn about the code changes and how they apply to notification systems.