traffic noise meter News

  • More traffic in Montevideo, but no more noise

    Despite increasing numbers of motor vehicles, a study with a Brüel & Kjær sound level meter has proven noise levels in the bustling Uruguayan capital city Montevideo have remained relatively stable. The study - carried out by the capital's Administration - used a Bruel & Kjaer Sound Level Meter Type 2250 to measure from 63 different points around the city. The test ...

  • Traffic noise pollution mapped with new mobile phone app

    A new mobile phone application which can help monitor traffic-noise exposure is presented in a recent study. The app, ‘2Loud?’, can measure indoor night-time noise exposure and, given large-scale community participation, could provide valuable data to aid urban planning, the researchers say. In an Australian pilot study, nearly half of participants who used the app found that they ...

  • Noise Nuisance Assessment with Input Keypad

    The XL2-TA Sound Level Meter is the first type approved sound level meter with a certified input keypad for legal noise nuisance assessment. The Physikalisch-Technische Bundesanstalt (PTB) in Germany confirmed, that ...


    By NTi Audio AG

  • The challenges of conducting noise surveys in urban areas

    Ambient noise surveys crucially establish an information baseline which will enable you to better understand existing noise levels and the additional impact your facility may have on the surrounding community The process is relatively simple in rural areas where the oil and gas industry tends to have well sites and compressor stations located, with only the odd passing train or plane overhead to ...


    By Innova Global Limited.

  • Nippon Expressway’s rapid road noise reduction

    Tokyo-based Nippon Expressway Research Institute Company (NEXCO RI) has optimised its work on reducing environmental road noise for residents with Noise Scope - a customised beamforming tool. Created by sound and vibration expert Brüel & Kjær, Noise Scope is a part of the company’s data analysis platform PULSE, and it consists of a customised 3-metre diameter, 42-channel, ...

  • Noise measurement in the refuse and recycling sector – the shattering reality!

    The ability for a local authority to provide an efficient and effective refuse and recycling service is pivotal for both residents and the upkeep of the surrounding environment.  However with the increased noise levels that new recycling initiatives generate it is imperative that the welfare of operatives working in this sector is looked after rigorously.  David Wilford of No Going Back ...


    By Cirrus Research plc

  • Casella instruments measure noise at Port of Dover

    Untitled Document Passengers using ferries, cruise ships and marina facilities at the Port of Dover, together with staff working at the terminals and residents living close by, are benefiting from the port ...


    By Casella

  • Bruel & Kjaer launches updated noise mapping software

    Leading sound and vibration expert, Brüel & Kjær has made environmental noise mapping much simpler with a more user friendly version of its Predictor-LimA 7810 software – Version 8.1. This latest version has an improved data handling system, an intuitive Windows®-based graphical user interface - and integrated project organisation options for scenario management and ...

  • Easy environmental noise mapping from Brüel & Kjær

    Predictor-LimA Type 7810 version 11.2 responds to customer input and resolves some issues to provide more robust software, that enables calculations in line with latest agreements on standard interpretation (ISO 17534). Other Enhancements include feature importation from open street map in LimA to create models more quickly, Chinese calculation methods and - in Predictor - enhanced results ...

  • Brüel & Kjær launches updated noise mapping software

    Sound and vibration expert, Brüel & Kjær’s latest version of its environmental noise mapping software, Predictor-LimA, is now available to download. The Predictor-LimA Software Suite is a highly advanced system for environmental noise calculation, mapping and analysis. It’s powerful and intuitive, making it the ideal software for experts and non-experts, ...

  • Bruel & Kjaer’s Noise Mapping Software Heads East

    To meet growing demand from Consultants and other Environmental experts in China, Brüel & Kjær’s noise prediction software - Predictor-LimA - is now available in Chinese. Created by Softnoise and distributed by Brüel & Kjær, Predictor-LimA Software Suite provides environmental noise calculation, mapping and analysis. It’s powerful, intuitive and cost ...

  • Sound and the city - Bruel & Kjaer launch range of urban noise management tools

    Urban noise management is a major concern for politicians, urban planners and municipal officials. There are many tasks involved in managing noise including solving noise complaints, noise mapping and policing noise limits, as well as noise abatement and zoning. Following this, reports must be made, actions taken and the public must be kept informed. Reduction of the noise levels by traffic ...

  • Popular TV Programme trusts XL2 for Noise Monitoring of Wind Farms

    Eco Eye, Irelands longest running and most successful environmental documentary series recently turned their attention to Wind Energy using the XL2 sound level meter and weather protected microphone to monitor noise from one of Irelands largest wind farms. In the episode broadcast on the 10th February titled ‘Greening our Electricity’ the renowned Irish journalist Duncan ...


    By NTi Audio AG

  • Larson Davis Enhances the Model 831 NoiseTutor for Noise Monitoring Applications

    The enhanced NoiseTutor allows for remote control, high speed data transfer, and the publishing of real-time reports and alerts. Larson Davis is pleased to introduce the latest version of the Model 831 NoiseTutor. The NoiseTutor provides unique capability for consultants and project leaders who need real-time acoustic data or who may be challenged with monitoring noise at remote sites. ...

  • 01dB: First successful results for DUO

    Released at the end of 2010, DUO Smart Noise Monitor already demonstrated its performances on the field and worldwide (France, Italy, Switzerland, UK, Belgium, Thailand, Malaysia, Korea, Germany...). Let’s review the key features of DUO, a new generation of sound level meters in action: Flexibility makes DUO Smart Noise Monitor attractive and versatile! ...


    By ACOEM

  • Flexible percentile sound level measurements

    The statistical distribution of sound pressure levels is commonly used for environmental noise analysis, such as road traffic or community noise assessments. Now the XL2 allows you to measure any percentile level from 1% through to 99% as well as define the time and frequency weightings for the statistics. The latest XL2 developments extend the level statistics functionality with ...


    By NTi Audio AG

  • 2250 Light Makes Light Work of Your Measurements

    (NÆRUM, DENMARK) 2250 Light has been developed specifically for measuring occupational, environmental and product noise, while complying fully with all the relevant national and international standards. Extensive user studies paired with state-of the-art technology make this analyzer a robust, effective, and elegant tool combining renowned Brüel & Kjær measurement excellence and the 2250 platform ...

  • Wind turbines not a risk to human health, says MIT study

    The review took into consideration health effects such as stress, annoyance and sleep disturbance among others that have, in the past, been raised in association with living close to wind turbines. "No clear or consistent association is seen between noise from wind turbines and any reported disease or other indicator of harm to human health" the study found. The MIT authors considered a number of ...


    By WindEurope

  • The sound of silence

    As almost-silent hybrid and ‘quiet vehicles’ gain in numbers alongside their Internal Combustion Engine (ICE) counterparts, pedestrians no longer hear the usual motorcar noise cues they are used to, which may compromise safety. Research by the National Highway Traffic Safety Administration (NHTSA) in the US has identified that quiet vehicles are more likely to be involved in ...

  • Predictor-LimA goes large

    Setting up large-scale noise mapping projects is much simpler for consultants and environmental experts with the latest version of Brüel & Kjær’s Predictor-LimA software - version 10.0. Predictor-Lima 10.0 utilises 64-bit processing, which enables faster model set-up and helps the user to reduce time spent on mapping tasks. It also provides a ...

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