Live entertainment · live
Sound-system tuning
Also known as PA tuning, system optimization.
The measurement-guided alignment and adjustment of a reinforcement system for coverage, timing, level, spectrum, and consistency.
In practice
Engineers verify each subsystem, polarity, delays, crossovers, aiming, limiting, and audience zones while respecting design intent, venue limits, and safe exposure.
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Sources
Educational reference only. Requirements vary by jurisdiction, employer, venue, and production context.