Sound Level Calibrator Lutron SC-934 is a reliable Sound Level Meter Calibrator designed to verify and maintain the accuracy of sound level meters used in noise measurement applications. This professional Acoustic Calibrator helps ensure precise sound monitoring in laboratories, industrial environments, environmental studies, and occupational safety inspections. With stable acoustic output and compatibility with standard measurement microphones, the SC-934 provides dependable calibration for consistent and accurate sound level testing. Applications: Sound Level Meter Calibration, Environmental Noise Monitoring, Industrial Noise Testing, Acoustic Laboratories, Safety Inspections.