Harmonic Spectrum Plot with G5/5 Limits (matplotlib)
Upload a per-order spectrum CSV (Order, Magnitude_pct, G5_5_Limit_pct, Status — the format exported by the harmonics lab and by the FFT tool). Get a PDF + PNG chart with bars colour-coded for compliance and dashed G5/5 limit markers — drop straight into a connection-study report.
Try sample
spectrum.csv *Spectrum CSV (Order, Magnitude_pct, G5_5_Limit_pct columns).
python · pyodide
First run downloads the Python runtime (~10 MB). It's cached after that — subsequent runs and other Python tools start instantly.