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
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)