NTi Audio

Noticias de NTi Audio

19. abr. 2017

New TalkBox Test Signal to Measure Speech Intelligibility in Schools

The intelligibility of speech in schools is an important part of successful learning. According to the ANC (Association of Noise Consultants), the typical speech level for a teacher in the classroom (at 66.5 dB) is higher than the normal speaking level. For this reason, NTi Audio now offers the speech intelligibility test signal for the TalkBox at this level. This is a free product upgrade for all TalkBox users.

18. abr. 2017

Let’s Clear Up Some Things About FFT

Part 2 of 2: Further considerations

This second part of this series deals with specific aspects that are helpful in the practical application of FFT measurements. FFT measurements are used in numerous applications. The results are usually presented as graphs and are easy to interpret. For accurate FFT measurements, there are some things to look out for. This article provides valuable tips.

13. abr. 2017

Class 1 Sound Level Meter with Attached Microphone

The XL2-TA Sound Level Meter has established itself as one of the most popular class 1 measurement instruments worldwide. Its extensive basic functions coupled with the open data format allow for efficient measurements. The extended type approval for operation with an attached microphone, which was recently received in Austria, further increases the value of the instrument.

23. mar. 2017

Determination of the Rating Level for Neighborhood Noise Assessment according to DIN 45645

The rating level Lr is used as a measure of the noise level in a neighborhood. The XL2 Sound Level Meter ensures that all necessary measurement data is recorded. The XL2 Data Explorer PC-software is tailored to the purpose of evaluating and calculating the Rating Level. Noise penalties for tonality and impulsivity, according to the DIN 45645 standard, can be automatically added. This provides an expert tool for rating and assessing noise objectively.

23. mar. 2017

Noise Assessment according to BS 4142:2014 with the XL2

The XL2 Sound Level Meter is built for precisely measuring and recording industrial and commercial sound. The Data Explorer PC-software evaluates the recorded data in detail and calculates the Rating Level Lr. A character correction for tonality and impulsivity can be automatically added using the objective method detailed in BS 4142:2014. This provides an expert tool for rating and assessing sound of an industrial and/or commercial nature.
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Isabella Niffeler

Isabella Niffeler
+423 239 60 60