【實用工具app】Sound Meter|最夯免費app

Sound Meter is professional sound meter for your Android. Sound Meter is also known as sound level meter, decibel meter (dB meter), noise meter, sound pressure level meter (SPL meter). Sound Meter uses your Android's microphone to measure levels of noise or sound pressure levels and displays measured data in dB (decibels) with reference to generally known noise (provided by American Academy of Audiology) or displays the noise data on easy to read graph for the last 30 seconds of app use.

SPL(sound pressure level) meter app uses your built-in microphone to measure noise volume in decibels(db), and shows a reference. We had calibrated many android devices with the actual sound level meter with dB(A).

Professional sound level meter for your device.

It measures loudness or sound pressure (SPL) in decibels, sometimes it is also known as decible meter.

This app will use the phone microphone to measure environmental noise decibels (dB) and show a value for reference. With this app, you can easily measure the current level of environmental noise. Simple operation and easy to use.

Features:

- shows data in graph

- shows data in written form

- two type of meter clock

- can take snapshot

Levels of Noise In decibels (dB) according to American Academy of Audiology.

110 dB - Rock music, screaming child

100 dB - Subway train, blow dryer

90 dB - Factory machinery at 3 ft

80 dB - Busy street, Alarm clocks

70 dB - Busy Traffic, phone ringtone

60 dB - Normal conversation at 3 ft

50 dB - Quite office, quite street

40 dB - Quiet residential area, Park

30 dB - Quite Whisper at 3 ft, Library

20 dB - Rustling Leaves, tickling watch

免費玩Sound Meter APP玩免費

免費玩Sound Meter App

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