Screening-Room Acoustically-Transparent (AT) Screen Comb-Reflection & HF Loss Solver

Deterministic Perforated sheet acoustic transmission coefficient T(f, sigma, t) + speaker-baffle to screen specular cavity comb-interference model engine (.pdf, .svg, .json) built for Stewart Filmscreen, Seymour-Screen Excellence, JBL Synthesis, Meyer Sound Cinema — zero-upload ephemeral Wasm RAM execution.

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