Sound Design
Sections
Noise Criteria for Performance Venues
Technical guidance on HVAC noise criteria (NC) curves for performance venues including concert halls (NC-20), theaters (NC-25), lecture halls (NC-30), and arenas (NC-35) with SPL calculations and design strategies.
NC-30 Lecture Hall HVAC Acoustic Design
Technical guidance on achieving NC-30 acoustic criteria in lecture halls including octave band limits, speech intelligibility requirements, HVAC system design, and sound path analysis.
Acoustic Considerations for Assembly Space HVAC Systems
Comprehensive technical guidance on HVAC acoustic design for theaters, concert halls, and lecture halls including NC curve requirements, sound power analysis, and low-velocity strategies.