A Class 1 Sound Level Meter is a noise measurement instrument that meets the requirements of IEC 61672-1:2002 (or an equivalent such as BS EN 61672-1:2003) to Class 1 performance. Tolerances & Accuracy This standard specifies two levels of performance, Class 1 and Class 2, with Class 1 being effectively more accurate. Within the standard are a set of performance criteria Read More…
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What’s the Difference Between a Class 1 and Class 2 Sound Level Meter?
![a sound level meter to IEC 61672 standard](https://www.cirrusresearch.co.uk/blog/wp-content/uploads/2011/10/blurred-man-with-optimusx825x350.png)
We’ve covered the differences between Class and Type in sound level meter standards in a previous post but what the differences between a Class 1 and Class 2 sound level meter? Expand your Noise Knowledge!Signup to the NoiseNews blog for the latest article updates straight to your inbox. Email Send Message