plaiiin Sound Meter

提供 plaiiin GmbH AppTrack Ninja。

Calibrated noise evidence

Sound Meter turns a calibrated measurement microphone into a sound level meter that keeps its working. Point it at a noise and it tells you how loud, in dB(A), against the standard weighting curves. Leave it running overnight and it logs the level every second, saving a recording whenever the sound crosses a threshold you set — with the seconds before the trigger, so a clip starts where the noise did rather than halfway through it. The table fills while that happens: a run and its clips appear as they are recorded, counting up with the levels so far, instead of showing nothing until the file …

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