noise analyzer Articles
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Identification and assessment of vehicle seat adjuster sound quality
In order to improve operating noise performance of a seat adjuster mechanism, benchmarking measurements were conducted in different cars for six and eight types of seat adjustment operation. The six types of operation include: seat moving up, seat moving down, seat front end up, seat front end down, seat rear end up and seat rear end down. The eight types of operation include: seat moving ...
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doseBadge – 20 Years of Evolutionary Success
In 1996 Cirrus pioneered the first doseBadge Noise Dosimeter. 20 years later and we are preparing to launch the fifth generation. The philosophy of the doseBadge is to eliminate cables, controls and buttons. This reduces the risk of damage, tampering, weight and service costs for the user. This philosophy will never change. Today, Cirrus has sold more than 20,000 doseBadges to help companies ...
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Sound Measurement Software - Pulsar AnalyzerPlus Software Update
Pulsar Instruments' AnalyzerPlus Software has changed. Following our customers feedback we’ve completely overhauled our licence free sound measurement software to give users a quick and simple way to download and analyse their noise data. For many customers, the most difficult thing about measurement is producing a compliant report, so our new software offers them a straight-forward way to ...
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Procedures to analyse noise maps in connection with noise action plans
After finishing of the noise mapping of the European Noise Directive1” the noise action planning follows. This part of the END-projects concerns with measures for noise reduction in general and in detail and information and collaboration of the public. In this process a huge amount of measures and alternatives accumulates. Therefore automatic working tools for evaluation of the measures and ...
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Traffic noise assessment at National Highway 28 in India using FHWA model
Federal Highway Administration's Traffic Noise Model (TNM) versions 2.1 and 2.5 have been analysed to determine their functionality and accuracy in the Indian context. Each of the resulting changes between predicted noise levels and observed noise levels are analysed, and the agreement diagram is developed between observed noise levels with predicted noise levels. During the measurements, traffic ...
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Ilmor Engineering’s choice for detail and accuracy - Case study
As one of the world’s top racing engine design and manufacturers, noise levels in the workplace have always been an issue for Ilmor Engineering. But when they won a large contract with the US giant General Motors to design and manufacture a new turbocharged V6 racing engine for the 2012 IndyCar championship, its managers knew immediately this would result in significantly increased ...
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What are the 4 Different Types of Noise?
Noise comes in all shapes, sizes and sounds. It’s part of our everyday lives but before you can accurately measure it, you need to know what the different types of noise are. Here’s my advice. Whether it’s the innocent beep, a plane flying overhead or heavy machinery in your workplace, you can’t escape noise. If want to accurately measure and analysis noise, you need to ...
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Environmental Noise - Case Study
The Client Dublin City Council are responsible for the running of Dublin city. Council staff manage all areas of city governance including planning, transportation and the environment. Part of these duties include measuring and managing environmental noise throughout the city and minimising exposure to noise pollution for Dublin’s 525,000 residents. The city’s environmental team ...
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Noise Testing and Noise Dosimetry for Industrial Facilities
Hearing Conservation Program Whether they are subjected to constant din or sporadic bursts of loud sounds throughout the day, employees in noisy workplaces are at risk of permanent damage to their hearing and employers face possible OSHA citations. For a noisy workplace, establishing a Hearing Conservation Program is imperative to protecting both employee health and employer liability. This ...
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That air conditioner noise is annoying!
The sound of the HVAC System in your office or factory may be annoying depending on who you ask; the person who has to live with it, or the person who has to pay for it. To measure background noise levels objectively, we use Noise Curves. International standards organizations (ISO, ANSI and ASA) recognize the need to objectify judgements on the amount of ambient noise in enclosed spaces, and ...
By NTi Audio AG
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