FFT

FFT Spectral Transformer Cooley-Tukey Engine

💡 Interactive Spectral Filter: Click & drag directly on the Frequency Domain Canvas to sculpt or zero out spectral bins. The Inverse FFT (IFFT) automatically reconstructs the time-domain waveform in real time.
Time-Domain Waveform x(t)
N = 1024 Samples
Frequency Spectrum |X(f)| (Cooley-Tukey FFT)
0 Hz - 22.05 kHz
Zero-Phase Spectral Filter Mask (Draw / Scrub Bins)
IFFT Reconstructed Waveform x̂(t)
Live Reconstructed
Signal Processing Metrics & Spectral Leakage Analysis
Signal-to-Noise Ratio (SNR)
48.2 dB
RMS Reconstruct Error
0.0012
Energy Retention
100.0 %
Spectral Leakage Index
0.084
Fundamental Peak (f0)
440.0 Hz
Export Transformed Media:
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