Optimus class 2 sound level meter and Trojan2 noise recorder [Optimus sound level meter and Trojan2 noise recorder]
Class 2 sound level meter provides a high level of performance. Cirrus Research manufactures a variety of sound level measuring equipment that meet the Class 2 standard requirements. The standard fulfils the control of noise at work regulations and many more.
Class 2 sound level meter has a high level of accuracy. At the frequency level of 1kHz, the tolerance limit for Class 2 is at +/- 1.4dB.
The Type 2 standard is approximately equivalent to the Class 2 standard. However, the Type 2 instruments will not meet all the new requirements for the Class 2 standard.
Cirrus Research has a variety of Class 2 products in its Optimum series. The Class 2 products have functions that range from basic sound level measurements to advanced frequency analysis and tonal detection.
Cirrus Research also manufactures the Trojan2 sound recorder. The Trojan2 is designed in collaboration with the local councils, environmental health officers and housing associations to measure, monitor and record noise nuisance.