How do you use a decibel meter app?
How do you use a decibel 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 do I know my noise level?
The most common instruments used for measuring noise are the sound level meter (SLM), the integrating sound level meter (ISLM), and the noise dosimeter. It is important that you understand the calibration, operation and reading the instrument you use.
How far away should you hold a decibel meter?
If you are measuring the loudness of a specific machine, stand as far away from the machine as the longest dimension of that machine. For example, if the machine is 6 feet long, take sound level readings from 6 feet away from any part of that machine.
How do dB meters work?
Meters that measure sound levels work by calculating the pressure of the sound waves traveling through the air from a source of noise. Devices like this give a measurement of sound intensity in units called decibels, a scale first devised by telephone pioneer Alexander Graham Bell (decibel~Bell, get it?).
Where can you buy a decibel meter?
Buy a Decibel Meter. You’ll need a decibel meter to conduct an exhaust noise test. These are available to buy from online retailers including Amazon and stores like Home Depot; your local auto mechanic might rent them out so ask what’s available.
Do you use a decibel meter?
Decibel meters are often used to enforce noise ordinances in industrial areas. Decibel levels are based on the sensitivity of the human ear. Decibel meters determine whether or not a sound is so loud it can be damaging to the ears. Ear plugs can help prevent trauma from loud noises.
What is the best sound level meter?
Extech Instruments 407730.
What does DB measure?
The decibel (abbreviated dB) is the unit used to measure the intensity of a sound. The decibel scale is a little odd because the human ear is incredibly sensitive.