【實用音樂app】Super Sound Meter|最夯免費app-綠色工廠好玩App

Super Sound Meter is a professional sound meter for your mobile device. It is also known as sound level meter, decibel meter (dB meter), noise meter, sound pressure level meter (SPL meter). Super Sound Meter makes use of 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 or displays the noise data on easy to read graph for the last 30 seconds of app use.

The followings are the features and functions of this app: In the beginning, the only thing you ought to do is open this app and click ¡°OFF¡± to run it. To calibrate sensitivity you will need a steady sound source and a calibrated SPL meter. Turn on the sound source and the reference meter. Adjust the sensitivity until the two dB readings match. The number will change as the sound around you changes.In addition, according to ¡°Settings¡±, you are capable of setting the sample rate depending on your situation.

Let us see something interest about sound meter from wiki: A sound level meter or sound meter is an instrument which measures sound pressure level,frequently used in noise pollution studies for the quantification of various types of noise, especially for industrial, environmental and aircraft noise. Howbeit, the reading from a sound level meter does not correlate well to human-perceived loudness, which is much better measured by a loudness meter.