Stepper Motor Coil-Current CSV Microstep Sine-Distortion & Decay-Mode Analyzer

Deterministic Fundamental electrical-angle Hilbert phase tracking + harmonic THD decomposition & RL chopper ripple envelope fit engine (.csv, .wfm, .cfg) built for Trinamic (ADI), Texas Instruments, Voron Design, Bambu Lab — zero-upload ephemeral Wasm RAM execution.

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