Soundmark: Sound Collection

By 鹏帆 张 on AppTrack Ninja.

Field recorder & spectrogram

A nocturnal field-recording notebook. Record whatever you can hear right now — rain on a balcony awning, the wind a train pushes out of a tunnel, a convenience-store freezer at two in the morning. Trim the ends off, give it a title and a place, attach a photo if the moment needs one. Then let your iPhone take it apart. ANALYSED ON THE DEVICE Every recording is analysed in full the moment you save it: FFT and short-time Fourier transform, on the phone. You get the waveform, the spectrum, a spectrogram, and a Fourier-series view that draws the five strongest components as sine curves — alongsid…

Categories: Lifestyle

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