Sound Meter for Free|工具線上App不用買

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【免費工具App】Sound Meter for Free-APP點子

"Sound Meter" uses the build-in Microphone to measure the noise volume in decibel (dB) and the peak frequency in Hertz (Hz).

The Sound Level (Lp) is derived from the following equation: 20xLog(P/Pref). With Pref being pre-calibrated using the Sony Experia Ultra Z. Pref can also be calibrated for you device using the calibration tool.

The sound Frequency is calculated by applying an Efficient FFT to the recorded sound wave data.

V1.0: Released for Production

【免費工具App】Sound Meter for Free-APP點子

Keywords: Frequency, Noise, Sound, Meter, Decibel, Hertz, Calibration.

【免費工具App】Sound Meter for Free-APP點子

免費玩Sound Meter for Free APP玩免費

免費玩Sound Meter for Free App

Sound Meter for Free APP LOGO

Sound Meter for Free LOGO-APP點子

Sound Meter for Free APP QRCode

Sound Meter for Free QRCode-APP點子
熱門國家系統支援版本費用APP評分上架日期更新日期
未知Android
Google Play		1.0
App下載		免費
1970-01-012015-04-19
関連検索：free sound meter app for android free sound level meter app for blackberry free sound meter app for blackberry
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