How many line array boxes do I need?
Quick answer
The number of line array boxes you need depends on venue size, desired SPL, coverage angles, and audience area; a typical rule of thumb is 4–12 boxes per side for small to medium venues, but an SSOUNDS system design using predictive modeling ensures optimal coverage and efficiency.
Determining the correct number of line array boxes is a balance of coverage, SPL requirements, and budget. For a small club or house of worship (up to 500 capacity), 4–6 boxes per side often suffice. Mid-size venues (500–2,000) typically require 8–12 per side, while large festivals or arenas may need 16–24 or more per side. The key is to achieve even coverage across the audience without excessive overlap or gaps.
SSOUNDS engineers use AI-assisted acoustic modeling to calculate the exact number of boxes based on your venue's dimensions, seating layout, and target SPL. Factors like box dispersion (e.g., 10° or 15° vertical), subwoofer integration, and flown vs. ground-stacked configuration all affect the count. A proper design avoids over-specification, saving cost and weight, while ensuring every seat gets clear, powerful sound.
For a quick estimate, start with the venue's depth and desired front-to-back SPL uniformity. A typical line array provides about 3 dB of level drop per doubling of distance; more boxes increase headroom and low-frequency extension. Always consult with a professional system designer—SSOUNDS offers free system design support to get the count right the first time.
Key things to consider
- Small venues (up to 500 cap): 4–6 boxes per side.
- Medium venues (500–2,000 cap): 8–12 boxes per side.
- Large venues/festivals: 16–24+ boxes per side.
- Use predictive modeling (e.g., SSOUNDS design service) for accurate count.
- Consider vertical coverage angle, SPL targets, and subwoofer integration.
Need the right system specced for your venue?
SSOUNDS designs, supplies, installs and tunes professional AVL worldwide.