How to Measure a DBA Level
- 1
Put in the batteries.two batteries image by KtD from Fotolia.com
Place batteries in the sound level meter and turn it on. - 2
Position it close to your ears.ear image by Dubravko Grakalic from Fotolia.com
Position the sound meter within your hearing zone. According to the Occupational Safety & Health Administration, the hearing zone is defined as a sphere with a two-foot diameter surrounding the head of an individual. Keep the device as close to the ears as possible for the greatest accuracy. - 3
Find noises to measure.loud speaker image by Christopher Nolan from Fotolia.com
Find or make noises to take readings of. - 4
Measure the noises according to instructions.decibel scale image by Vladislav Gajic from Fotolia.com
Measure the noises according to the instructions that came with your sound level meter.
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