Noise measurement experts Cirrus Research were called upon to record a Guinness World Record (GWR) bid for the World’s loudest shout! Bridlington Town Crier David Hinde hoped to claim the record of the World’s Loudest Shout, currently held by Northern Ireland school teacher Annalisa Flanagan, shouting the word “Quiet” at 121 Decibels (dB). To put this into perspective, it would Read More…
Archive by Author
Read the latest issue of The Measure, the Cirrus Research newsletter
The latest issue of The Measure, the Cirrus Research newsletter is now available to download. In this issue we’ve covered: A case study from Jersey Opera House featuring the Optimus Red sound level meter Updates to the Trojan Noise Nuisance Recorder Meet the Noise Doctor What’s the noisiest job in the UK? New type approvals for the Optimus sound level Read More…
Applications for Sound Level Meters
There are many different applications for Sound level meters but the most common are Noise at Work/Occupational Noise and Environmental and Community Noise. There are also other more specialised applications such as Vehicle Noise Testing as well as basic noise measurements. Cirrus has range of instruments that can meet these applications. Click on the links below to find out more Read More…
doseBadge Personal Noise Dosemeter Helmet Mount
The doseBadge Noise Dosimeter is traditionally mounted onto the shoulder of the person whose noise exposure will be measured. However, there may be situations where this is either not possible or where mounting the instrument onto a hard hat or helmet may be more suitable. For example, the type of clothing that the person is wearing may not be suitable Read More…
What’s the UK’s noisiest job?
Airport Ground Staff, Teachers and Racing Drivers amongst the UK’s noisiest jobs New research to identify the noisiest jobs in the UK has revealed that millions of Brits are being exposed to dangerous decibels in the workplace. Sound experts at Echo Barrier, a company which provides noise management solutions across a number of industries, have identified 10 occupations where noise Read More…
Testing fire alarm sounders to BS EN 5839
If you’re measuring the noise level from fire alarm sounders in accordance with BS EN 5839, the sound level meter that you use must meet a specified standard, BS EN 61672-1:2003, and must display the level in dB(A) using Slow Time Weighting. The instrument should meet at least Class 2 of BS EN 61672-1:2003 although a Class 1 instrument would Read More…
Find your ideal sound level meter with our updated optimus product selector
Finding the best sound level meter for your application can often be a challenge. There are hundreds of different models and makes available, each with a wide range of functions and features, some of which you may need and some which you may not. To help you choose the best optimus sound level meter for your application and needs, we’ve updated Read More…
Introducing the updated Trojan2 Noise Nuisance Recorder
Cirrus Research is pleased to announce the launch of the new version of the Trojan Noise Nuisance Recorder, the Trojan2. Designed specifically for the measurement and monitoring of noise nuisance, the Trojan2 is quick and simple to setup and gives you the all of the noise measurement data and audio recordings needed to effectively assess noise complaints. The original Trojan Read More…
Jersey Opera House puts Optimus Red in the spotlight – Case Study
When the audience sits in the beautiful auditorium of Jersey Opera House, they have very little idea of the technology that goes into giving them the ultimate live show experience. Whether they have come to see stand-up comedian Kevin Bridges or a full stage production of New Jersey Nights, the quality and right level of sound are absolutely crucial. Jersey Opera House Technical Manager Read More…
Homologation LNE pour les sonomètres optimus Rouges et Verts
Cirrus Research, le spécialiste de la conception et de la fabrication dâinstruments de mesure du bruit, a reçu la Certification du LNE pour les sonomètres optimus rouge et optimus vert de Classe 1. Cette nouvelle certification atteste de la conformité à la norme NF EN 61672-1:2003 pour un sonomètre de Classe 1. Les sonomètres optimus détiennent également la certification du Read More…
