Noise Meters
The Assessor range - Pulsar Instruments Plc (Pulsar Instruments)
The Assessor range of high performance sound level meters or noise meters appeal to a user requiring a robust, affordable, simple to use sound meter whilst complying with international standards. - See more at: http://pulsarinstruments.com/range-product/the-assessor-range/#sthash.VBhukOpu.dpuf