sound level meter
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of the products and services described in this web site.
ANV are the sole distributor for Rion sound level meters and analysers some of which are showcased on this website. The NA twenty seven is a class one integrating sound level meter and real time octave and third octave analyser. Third octave bands are for evaluating specific noise sources in accordance with British Standards four one four two which are in the presence of substantial residual noise. Octave bands will also detect the specific suitable level for a noise at work assessment and this model features full integrating logging sound and level meter capability. A nice feature of this bad boy is the ability to autostore all third octave bands every ten ms allowing a full time,energy and frequency analysis of complicated time varying noise sources. There is an out door kit available as the NA twenty seven is easily portable powered by four alkaline batteries that will power for eight continuous hours of operation.
One of the most simple and compact integrating logging sound level meter units comes complete with real time and third octave plus FFT and sound recording options making the NL thirty two class one and two noise analyser excellent value for money. All of the data stored on to compact flash cards as text files which can read directly by spreadsheet programs can be used for long term monitoring with our extremely practical, cost effective and reliable outdoor kit. The audio recording facility will record for up to five hours, triggered by level with a one second pre trigger, at set intervals or operating continuously.
If you are having problems with noise and need measure the pollution then a Rion sound level meter will do the trick. Contact us for more information on noise pollution and the ways which to monitor it.