Dwyer SMC-1

Dwyer SMC-1 Sound Level Calibrator is an accurate and easy-to-operate device designed for in-house calibration of sound level meters. It provides two standard sound levels, 94dB and 114dB, at a frequency of 1kHz with an accuracy of ±0.5dB. The calibrator features a power indicator to alert users when the battery voltage is low, ensuring reliable calibration results. Its compact design and lightweight construction make it portable and convenient for on-site use. The SMC-1 comes with a standard 1/2" microphone adapter and a deluxe carrying case for easy storage and transportation.