Sound Spectrum

Split a sound into sine waves and rebuild it.

Drop a sound here, or press to choose a file

WAV, MP3, FLAC, OGG or M4A. Nothing is uploaded.

Or record

Sing, whistle or play into the microphone.

Or generate a signal

Spectrogram

Press to pick a moment.

Spectrum

Pitch

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Partials

n	Frequency	Note	Off note	Level	Amplitude	Off harmonic

Put back together

Signal	What it is	Vs input

Window	Main lobe	Highest sidelobe	Noise bandwidth	Use for