What is a good decibel level?
Sounds at or below 70 dBA are generally considered safe. Any sound at or above 85 dBA is more likely to damage your hearing over time. Researchers have found that people who are exposed over long periods of time to noise levels at 85 dBA or higher are at a much greater risk for hearing loss.
How do I calibrate my sound meter app?
To get precise measurements, we recommend, before start using, make app calibration: settings -> calibration (automatic or manual). This application use the built-in microphone in your smartphone or tablet and results of measurements are shown in the chart. Enjoy with Sound Meter !
How do I use the dB meter app?
With a free app and your Android phone, you can turn your phone into a noise meter and find out. Download Sound Meter from the Android Market and launch the app. It starts right up to the sound meter and measures the minimum, mean, and maximum ambient sound levels in decibels (dB).
How is dBA measured?
To measure decibels, download a mobile decibel-reading app, like Sound Level Meter or Decibel Meter. You can also measure decibels using computer programs like Audacity or Decibel reader. Another option is to use a profession decibel meter, which can give you a very accurate decibel reading.
How many decibels is a bedroom?
Table of Acceptable Room / Space Sound Levels
| ROOM / SPACE | DBA | RC/RCM2 |
|---|---|---|
| Bedrooms, Libraries, Religious Prayer Rooms | 25-30 | 25 |
| Living Rooms, Classrooms, Lecture Halls, Conference Rooms | 30-35 | 30 |
| Offices, Courtrooms, Private Work Rooms | 40-45 | 35 |
| Corridors, Open Offices, Bathrooms, Toilet Rooms, Reception, Lobbies, Shopping | 45-55 | 40 |
How often should a sound level meter be calibrated?
annually
Calibration of your sound level meter by its manufacturer manufacturer is something I recommended annually. Some regulations (like the 2005 Control of Noise at Work Regulations) state that a sound level meter should be returned every two years and the acoustic calibrator every year.
How is Neighbour noise measured?
In any case when you may be exposed to loud noise, you should use a sound level meter or a sound level meter app to check sound levels. This will keep you safe from dangerous noise and potential hearing damage.