Status: L2 V5 build-packet candidate
<!-- SPDX-License-Identifier: CC-BY-4.0 --> --- instrument: Tromba Marina family: strings / bowed monochord readiness: L2 V5 build-packet candidate authority: concept study; pending measurement ---
Live interactive acoustic model (Wolfram Cloud, Public-Execute). Drag the sliders; every value is computed from estimate placeholders — pending measurement, not fabrication authority.