Suitable where accuracy, repeatability or validation is required. This sound level meter also includes a calibrator so you can verify and authenticate your results. Scales for A and C weighting are included so it is ideal for vehicle noise testing, race scrutineering, traffic or aircraft noise testing or any evidence-based noise testing. Rugged and easy to operate for the garage environment It also has analogue outputs so you can connect it to other equipment such as spectrum analysers. Conforms to IEC 61672-1 Class 2 for sound level meters.