About Cirrus Research plc
Misson Statement
Cirrus Research plc specialises in the design, manufacture and distribution of noise measurement instruments that are designed to help users meet the requirements of standards and legislation throughout the world.
Our instruments are innovative, simple to operate and reliable whilst being supported by an industry-leading 12 year warranty.
Our experience covers almost 40 years, so we can offer our products with backup, support and confidence.
Our products are available worldwide and are available through a range of Cirrus Research plc offices, carefully selected distributors and service centres.
We also offer our existing and prospective customers advice and information to help them determine which instrument is best suited to their application.
Our commitment is to provide a high quality product at a competitive price in our core market areas, supporting our customer and distributors with noise measurement instruments that meet the latest and highest standards.
Company History
Founded in 1970, Cirrus Research plc has always specialised in the development and production of noise measurement instrumentation. The company provides comprehensive solutions for monitoring occupational and environmental noise, helping to identify and control problem areas. Cirrus is an award winning pioneer for acoustic technology, setting the standard which others have followed.
Current areas include:
- Sound Level Meters
- Personal Noise Dosemeters
- Environmental & Airport Noise Monitors
- Acoustic Calibrators
- Digital noise Nuisance Recorders
- Microphone Capsules & Preamplifiers
Cirrus Research milestones include the world's first Type 1 Data Logging Sound Level Meter, the first Type 1 Data Logging Real-Time Analyser, and the world's first twin channel Data Logging Dosimeter to meet the EC Directive 86/188/EEC in all respects. Cirrus Research Engineers were the first to publish the detailed specifications for the L3M and DP15 interfaces which were successfully used by several other Sound Level Meter manufacturers.
Cirrus Research plc has been awarded 7 separate research grants by the United Kingdom Department of Trade and Industry, under the MAPCON scheme (Micro-processor Applications) and SMART (Small Firms Merit Award for Research and Technology). These were firstly to design the original Short Leq Meter, the CRL 236, and then the CRL 243/1 Noise Monitoring Terminal.
In 1992, having met the strict requirements of the United Kingdom Department of Trade rules, Cirrus Research became a Public Limited Company, with the name, Cirrus Research plc. The registration number, directors and all other details remaining the same.
Cirrus Research plc have appointed authorised agents and distributors, both in the UK and overseas who can provide local sales and support for the range of products currently available.
Cirrus Research plc is a Key Sponsor of the UK Institute of Acoustics and a Member of the British Safety Industry Federation.
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Cirrus Research plc Service, Calibration & Warranty Information
Summary of "2-12" Year Warranty Information
How to find Cirrus Research plc
Click here to view the location of Cirrus.
Cirrus Research plc Logo & Corporate Identity
The Cirrus Research plc logo is the primary identification mark for the company. The way in which the logo is displayed and represented is defined and should not be changed under any circumstances.
A Corporate Design specification can be downloaded here along with a design specifications document. The Cirrus Research plc logo can be downloaded in a range of formats here.


