Headphone FR to Harman / Diffuse-Field 10-Band PEQ & Pre-Gain Compiler

Deterministic Bounded non-linear least-squares cascade biquad fitting with high-Q treble notch guard (>8 kHz coupler artifact mask) engine (.txt, .csv, .json) built for Sennheiser, Audeze, Qudelix, Hifiman — zero-upload ephemeral Wasm RAM execution.

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Cloudflare Ephemeral Wasm RAM · 0% Retention

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