Legacy Sound Level Meters from Cirrus Research plc
Cirrus has been manufacturing sound level meters, noise dosemeters and noise measurement instruments for over 40 years. Over this time we have produced many different instruments, many of which have now been replaced or superseded.
List below are some of the products that are no longer available. To help you find a suitable replacement, we have listed the closest match from our current product range.
If you would like any information or assistance in finding a replacement or an equivalent instrument, please contact us and we will be pleased to help.
Quick links
| Instrument Name/Product Code | Comments | Features | Current Equivalent |
|---|---|---|---|
| CR:303 Sound Level Meter | Obseleted 2007 | Type 2, Sound Level, Max Hold | CR:306 Sound Level Meter |
| CRL 221 Sound Level Meter | A,B & C versions | Type 2, Sound Level | CR:306 Sound Level Meter |
| CRL 222 Integrating Sound Level Meter | A Version | Type 2, Leq, SEL, Max Hold | CR:262A Sound Level Meter CR:162A optimus Sound Level Meter |
| CRL 235 Grade Convertible Sound Level Meter | A Version & Plug-in Units | Type 1 or Type 2 | CR:162B optimus Sound Level Meter CR:161B optimus Sound Level Meter |
| CRL 237 Grade Convertible Sound Level Meter | A & B Versions | Type 1 or Type 2, Octave Band Filters | CR:162B optimus Sound Level Meter CR:161B optimus Sound Level Meter CR:162C optimus Sound Level Meter CR:161C optimus Sound Level Meter |
| CRL 236 Data Logging Sound Level Meter | CRL236, CRL236A, CRL236AF Versions | Type 1 Data Logging Sound Level Meter | CR:1710 optimus Sound Level Meter CR:171A optimus Sound Level Meter CR:171B optimus Sound Level Meter |
| CRL 239 Real Time Octave Band Sound Level Meter | A & B Versions | Type 1 Data Logging Sound Level Meter with Real Time 1:1 Octave Band Filters | CR:161C optimus Sound Level Meter CR:171A optimus Sound Level Meter CR:171B optimus Sound Level Meter |
| CRL 412 Sound Level Meter | A & X Versions | CR:306 Sound Level Meter | |
| CRL 700 Data Logging Sound Level Meters | CRL 702, CRL 703 & A Versions | Type 1 & Type 2 Data Logging Sound Level Meters | CR:162C optimus Sound Level Meter CR:161C optimus Sound Level Meter CR:1710 optimus Sound Level Meter CR:171A optimus Sound Level Meter CR:171B optimus Sound Level Meter |
| CRL 700 Series Noise Dosemeters | CRL 701, CR:701B, CR:710B | doseBadge Noise Dosemeter | |
| CR:800B Series Sound Level Meters | Class 1 & Class 2 Data Logging Sound Level Meters | CR:800C Sound Level Meters optimus red Sound Level Meters optimus green Sound Level Meters |
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| CR:260 Sound Level Meter | Class 1 & Class 2 Integrating Sound Level Meters | optimus red Sound Level Meters | |
| CR:260+ Sound Level Meters | Class 1 & Class 2 Integrating Sound Level Meters with data logging | optimus red Sound Level Meters | |
| CR:272 & CR:271 Sound Level Meter | Type 2 and Type 2 Integrating Sound Level Meters | CR:162A optimus Sound Level Meter CR:161A optimus Sound Level Meter |
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| CR:274 & CR:273 Octave Band Sound Level Meters | CR:162C optimus Sound Level Meter CR:161C optimus Sound Level Meter |
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| CRL 256 Sound Level Meter | Type 2 Integrating Sound Level Meter | CR:162A optimus Sound Level Meter | |
| CRL 254 Sound Level Meter | Type 2 Integrating Sound Level Meter | CR:162A optimus Sound Level Meter |
More Information
Find out more
If you have any questions or if you would like any more information, please contact us and we will be pleased to help.
From the UK, contact us on 01723 891655.
From outside the UK, please contact us on +44 1723 891655.
You can also contact us via our contact form.