Noise Monitoring Products


The Nor139 may optionally be fitted with 1/1- and 1/3-octave filters capable of logging multispectra with a vast number of measurement parameters with a time resolution of from 100ms and on. Fitted with removable SD-card for easy to store and import measurement data to a PC.


A precision hand held sound level meter designed for the most demanding users.

The Nor140 is packed into the smallest real time analyser featuring sound recording present on the market today.


Featuring a large 4.3” true colour touchscreen, the Nor150 provides the user friendliness of a smartphone. Further features include; two measurement channels, built in web server, camera, GPS and advanced voice and text notes bringing the sophistications normally found in laboratory instrumentation out in the field. Connect your smartphone, pad or PC and take full control of the instrument. Add photos and voice notes obtained on your smartphone or pad seamless integrated with markers to your noise data.


Extremely User Friendly Rion’s NL-52 and NL-42 sound level meters provide full support for the measurement process.


Extremely User Friendly Rion’s NL-52 and NL-42 sound level meters provide full support for the measurement process.


Sound Level Meter (Class 1) with Low-Frequency sound (from 1 to 20 000 Hz) measurement.



SVAN 971 Class 1 Sound Level Meter is an extremely small instrument with options for 1/1 & 1/3 octave analysis. The instrument brings unprecedented state of the art technology to a SLM of this size.The user interface makes both configuration and measurement easier than ever before. For those who don’t have time to work with measurement settings, SVAN 971 offers extremely simple operational mode with Start/Stop.


The SVAN 977A is a Class 1 Sound and Vibration meter designed for occupational and environmental measurement applications. The SVAN 977A is a successor of SVAN 977 offering bigger memory 8 GB and the Bluetooth® interface as a software option that can be enabled at any time. The meter provides broad-band results such as Leq, Max, Min and Peak with all standard weighting filters together with an incredible time-history logging feature with two adjustable logging steps.


The SVAN?979 Class 1 Sound & Vibration Analyzer is our flagship device. Your first impression will be the amazing OLED display which features excellent visibility in all light conditions. The instrument’s lightweight and durable aluminium housing not only gives a sense of a firm grip but also protects the valuable electronic device from damage and any influence from electromagnetic interference.