Sound Calibrator 94 dB 1000 Hz

The Lutron SC-941 is a sound level calibrator with a 94dB output at 1000Hz. It complies with IEC942 Class 2 standard, and is compatible with 0.5” and 1” microphones. It has a low harmonic distortion of 2%. The device is powered by two 9V batteries. This calibrator is supplied complete with a carrying case and adjustment screwdriver.