ST-109 : Integrated Sound Level Meter

Comply with IEC-61672-2002 Class 1

        ST-109 Class 1 Sound Level Meter stands out as a market-leading product because of its high level of accuracy which meets the Class 1 accuracy standard for IEC 6167 and ANSI S1.4. Furthermore, the user benefits from such accuracy over an expansive frequency range of 10Hz to 20KHz.

       On a practical level, the ST-109 can be used for evaluating ambient noise levels, assessing product noise and measuring noise levels in the workplace therefore giving employers the information they need to meet government regulations that deal with noise at work. To that end, the product has a USB interface and a clear, digital, LCD display which can express information in bar-graph form.