Android db meter

Decibel X. This highly-rated, free app turns your smartphone into a pre-calibrated, accurate and easily portable sound level meter. It has a standard measurement range from 30 to 130 dB. It boasts many features for measuring the intensity of sound around you built into a nicely-designed, intuitive user interface.

1. How do you measure decibels on Android?
2. Are phone dB meters accurate?
3. How do I calibrate my phone's dB meter?
4. Is there an app for measuring decibels?
5. How quiet is 40 dB?
6. How can I measure dB?
7. What is the most accurate decibel meter app?
8. How loud is 60 decibels?
9. How much does a decibel meter cost?
10. What decibel level is harmful?
11. How accurate is sound meter app?
12. What is acoustic calibration?

How do you measure decibels on Android?

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).

Are phone dB meters accurate?

The tests also compared results for i-Phones and Android phones. OSHA requires noise measurement instruments to have an accuracy of +/- 2 decibels (dB). ... Yep, that's the catch: Because several manufacturers make Android phones, there was a wide variance among the same app measurements on difference devices.

How do I calibrate my phone's dB meter?

Calibrating Your Device

1. Get something with a speaker. ...
2. Put the 2 devices at the same distance of the speaker, with the microphones facing the speaker. ...
3. Play the calibration tone and adjust the volume so the Sound Level Meter or the calibrated phone say that the level is between 60-70 dB to use as reference.

Is there an app for measuring decibels?

SPL(sound pressure level) meter app uses your embedded microphone to measure noise volume in decibels(db), and shows a reference. REMEMBER! ... I calibrated major Android devices with an actual sound meter (dBA).

How quiet is 40 dB?

Topic Overview

How can I measure dB?

When you measure noise levels with a sound level meter, you measure the intensity of noise called decibel units (dB). 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.

What is the most accurate decibel meter app?

Decibel X. This highly-rated, free app turns your smartphone into a pre-calibrated, accurate and easily portable sound level meter. It has a standard measurement range from 30 to 130 dB. It boasts many features for measuring the intensity of sound around you built into a nicely-designed, intuitive user interface.

How loud is 60 decibels?

Topic Overview

How much does a decibel meter cost?

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What decibel level is harmful?

Sound is measured in decibels (dB). A whisper is about 30 dB, normal conversation is about 60 dB, and a motorcycle engine running is about 95 dB. Noise above 70 dB over a prolonged period of time may start to damage your hearing. Loud noise above 120 dB can cause immediate harm to your ears.

How accurate is sound meter app?

Overall, the testing regime showed that iOS apps over measured true noise levels by an average of 2.93 dB(A) (N = 1052) while apps on the Android platform under measured noise levels an average of 2.79 dB(A) (N = 420).

What is acoustic calibration?

A Sound Level Calibrator or Acoustic Calibrator is a hand-held device that emits an audible tone of very accurate level and frequency. Before making noise measurements the Calibrator is fitted over the meter's microphone and the reading is either checked manually by the user or automatically by the meter.