Sound Level Meter
GA 6224 - PCE 322
Sound level meters:
GA 6224: Meets standards IEC 61672-1:2002, IEC 60651:1979 and IEC 60804:2000 of Class 1 – precision grade for laboratory and field use
PCE 322: Meets standard IEC 651 type ll Class 2 – general purpose grade for field use