ACI exclusively uses Bruel and Kjaer Type 1, 2250/2270 sound level meters in all environmental noise monitoring cases. Each monitor is capable of the following:
The sound level meters are placed in custom environmental cases which allow the sound level meters to:
Noise monitors are certified semi-annually and field calibrators are certified annually by an external laboratory to ensure highly accurate results.
Noise monitorings are typically accompanied by portable meteorological stations for accurate local environmental conditions such as:
Meteorological stations are capable operating autonomously for weeks/months/years and have 3G cellular remote access for real-time weather conditions and data download