Cirrus is now able to offer a UKAS calibration service for your sound level meter and acoustic calibrator, even if it is not a Cirrus instrument!

UKAS Calibration of Sound Level Meters

We can now offer this service, not only on our own sound level meters such as the optimus and the CR:800 instruments, but also on products from other manufacturers such as B&K, CEL Casella, Rion, Norsonic, Larson Davis, 01dB, Quest, Svantek and TES.

We can offer UKAS or Traceable Calibration to BS 7580 on wide range of sound level meters as well as UKAS Calibration on a smaller number of instruments to BS EN 61672 Part 3. Continue reading »

When your instrument comes to Cirrus for calibration, we carry out a comprehensive check of the performance of the unit. The exact number of tests that will be carried out will depend upon the functions that your instrument can provide such as Octave Band Filters or Data Logging.

Every function that is available on your instrument is checked to ensure that it meets the same specifications as when the instrument was new. Some instruments will have over 350 separate performance checks carried out. Continue reading »

When you get your noise equipment back after calibration, check that the work has been done correctly.  It is vital that the calibration work has been done in accordance with the standards to which the instrument was designed.

What this means is that it is not sufficient to just check the instrument using an Acoustic Calibrator.  Follow this check list to make sure that the instrument has been calibrated correctly and that you have the information you need for your records. Continue reading »

Before you send your instrument for calibration, check the following. Any test or calibration laboratory must be able to give you this information. Without it, you should question if they are capable of calibrating your instrument correctly. Continue reading »

When we calibrate an instrument, we are checking the performance to exactly the same standards as when the instrument was first manufactured.

We use the same test equipment, software and procedures so that when you get your equipment back, it will have exactly the same performance as when it was new. We will even clean your instrument before it comes back to you. Continue reading »

The simple answer is that we designed and manufactured your instrument so we know it inside out.

We have all of the information, procedures and equipment needed to service and calibrate your equipment and if there’s anything wrong with it, we can fix it before it’s calibrated. Continue reading »

If you are using your noise measurement instrument to meet any Standards, Regulations or Guidelines  it is essential that your equipment is measuring accurately.

If you are working to the Noise at Work Regulations 2005, or any ISO or BS EN standard that requires the use of noise measurement equipment, the standards to which the equipment must comply will be clearly stated. If you are going to continue to use your noise measurement instruments it is vital that they continue to meet these same standards. Continue reading »

This time of year it’s traditional for individuals to make New Year’s resolutions about their health regime with a full body MOT.  Cirrus Research, noise measurement specialist, is advising owners of noise measurement equipment to take the same approach by ensuring that their instruments are calibrated regularly by an approved laboratory.  This will help verify that the instruments are healthy, providing accurate measurements for the oncoming year. Continue reading »

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