Sound Level Meters require calibration at least every one calendar year; even more frequent if the equipment is used on a regular basis.

It is also recommended that meters are calibrated each time before making measurements, therefore in many instances owning a Sound Meter Calibrator may be a financially wise decision.

Being able to carry out calibration on site carries a whole host of benefits. Administration, carriage, and calibration fees are saved, whilst self calibration allows measurements to be taken immediately as there is no turnaround time like there inevitably is with sending equipment to a calibration service. Read Less