Kits and Meters for Noise at Work Assessments
Find the right sound level meters to measure noise at work and comply with the Control of Noise at Work Regulations.... Read More »
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Acoustic Terms Glossary
A brief guide to a number of the more common terms used in sound and noise measurement. ... Read More »
Time Weightings – What are they and why are they used?
Time weightings are used in measuring the RMS levels of noise and are used as an averaging time constant, usually fast, slow and impulse.... Read More »
Noise Exposure – What is LEPd or LEX?
Lep'd is a measure of noise exposure based on two things, the average sound pressure level and the duration time of exposure. ... Read More »
What is Leq and how is it Measured?
Leq, or Equivalent Continuous Sound Pressure Level, is the constant noise level that would result in the same total sound energy being produced over a specific time period.... Read More »
Projected Dose – What is it and why is it used?
Projected Dose is a calculated measure of dose where the exposure time from the working shift is different to the standard 8 hours.... Read More »
Sound Exposure Level – What is it and how is it calculated?
SEL, or Sound Exposure Level, is the Leq normalised to one second and is used to compare noise events with different time durations.... Read More »
Differences Between Class 1 and Class 2 Sound Meters
The class system in noise meters and sound level meters refers to the accuracy of the results given by the meter while measuring noise levels. ... Read More »
