Measure Sound Level
The diaphragm of the microphone responds to changes in air pressure caused by sound waves.
Measure sound level. Open up the app to start measuring sound levels. Decibel noise comparison chart. To sum it up the spl meter app is a great app that will help you to take sound levels around you under control and always know when your ears need protection. This movement of the diaphragm i e.
The app can measure sounds from 0 dba sounds so quiet you can barely hear them to whispering 30 dba normal conversation 60 70 dba and even a jet taking off 140 dba. A sound level meter is used for acoustic measurements. The dull roar of heavy urban traffic measures around 85 decibels motorcycles tend to measure around 95 decibels and sirens generally measure around 120 decibels. Audio meter is a tool for audio level measuring in db or db a with a wide range of advanced features build in.
Preventing noise induced hearing loss the first step in preventing noise induced hearing loss is recognizing the danger posed by loud sounds. Noise measurement units when you measure noise levels with a sound level meter you measure the intensity of noise called decibel units db. That is why the instrument is sometimes referred to as a sound pressure level meter. With the right programs and equipment it s not.
A sound meter uses a display with a decibel range and resolution to approximate to the ear s dynamic range usually the upper range rather than the quiet part. The best type of microphone for sound level meters is the condenser microphone which combines precision with stability and reliability. Download a sound level meter app for android or ios. The history function indicates how long you ve been exposed to the noise along with the noise reference i e noisy street or quiet library.
Measure sound loudness levels by using a microphone on your phone laptop or desktop computer. Measure a true perceived loudness or use old slp algorithm. In other words the lowest level will be 20db and the highest 100db. Press the start or run.
The sound pressure deviation is conve. That way the maximum sound level that can be measured by the app is fully depending on the device you use. Hold your smartphone straight out in front of you or set it down on. You can measure sounds in dba yourself with a sound level meter such as this app made by the national institute for occupational safety and health.
Get exact itu loudness measurements from audio files. The decibel level is displayed on an easy to read dial. Downloading and using a smartphone app 1. In the table below rising decibel levels are assigned to common sources.
Audio meter is freeware no commercials no in app purchases free feel free to donate on our website if you like it audio meter can. Download and install an app with a good rating. It is commonly a hand held instrument with a microphone. Other apps for hearing loss.
Measure sound in db and db a measure sound frequency record spl db and db a save load graphs export data to onedrive record up to 140 hours of data show ear protection indication frequency filtering plot. Measuring decibels with instruments.