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Portable, user friendly calibrator, ideal for checking sound level meters and dosimeters on the measurement site, or in the laboratory.

It is designed especially to check class 1 and class 2 dosimeters and sound level meters.

Represents a cost effective yet accurate means of checking, before and after the measurement.

May be used with any microphone suitable for closed coupler checking and of ½" diameter.

Complies with norm IEC 60942:2003 class 1.