Tracking Noise with Smartphones

Our bio lab is quite noisy because of a 24-7 working ventilation duct on the ceiling - the room needs to be kept under negative pressure. At some point the noise reached 80 dB, which is quite annoying. So here I am, trying to use my knowledge from environmental physics lessons to track the source of noise pollution. ...

July 16, 2023 · 3 min · Sheng, D.