Audio DSP Engine
Synthesize sine, square, saw, noise, impulse, or click trains, then shape them with gain, lowpass, or highpass. Compare dry vs processed waveform and DFT spectrum, loop playback, and download a mono WAV. Matches the Python stdlib CLI.
Waveform
Effect
8000 Hz · 0.50s buffer
Waveformtime → · amplitude ↕ · wet solid · dry dashed
SpectrumDFT bins (Hz) · wet bars · dry ghost
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Frequency labels are approximate bin centers (Hz).
Peak: 0.000
RMS: 0.000
Mean: 0.000