{"inputs":{"widthFt":12,"lengthFt":16,"heightFt":8,"maxFreqHz":300,"slug":"12x16x8"},"result":{"spec":{"widthFt":12,"lengthFt":16,"heightFt":8},"dims":{"x":4.8768,"y":3.6576000000000004,"z":2.4384},"volumeM3":43.49467636531201,"surfaceM2":77.29532928,"fundamentals":[{"axis":"length","freq":35.166502624671914},{"axis":"width","freq":46.88867016622922},{"axis":"height","freq":70.33300524934383}],"schroederAt":[{"assumedRt60":0.3,"freq":166.1011239461159},{"assumedRt60":0.6,"freq":234.90246221001155}],"ratio":{"length":2,"width":1.5},"worstAxialGapHz":35.16650262467192,"modeCounts":{"axial":18,"tangential":76,"oblique":81,"total":175},"pileups":[{"centerHz":142.1903383710567,"count":6},{"centerHz":157.98938642047898,"count":6},{"centerHz":198.40746431702686,"count":6},{"centerHz":174.49116499575453,"count":5},{"centerHz":166.58492505223015,"count":4},{"centerHz":182.54154360935368,"count":4}]},"provenance":{"method":"Rectangular-room eigenmode solution f = (c/2)·sqrt((nx/Lx)² + (ny/Ly)² + (nz/Lz)²) at c = 343 m/s, with axial/tangential/oblique classification, pile-up clustering below 200 Hz, the Bolt-area proportion test (Bolt, 1946, JASA), and Schroeder crossovers at two ASSUMED RT60 values. Pure geometry — no material data is involved, which is why RT60 is bracketed rather than stated.","canonicalUrl":"https://makerportal.ai/lab/room-modes/12x16x8"},"license":"free-with-attribution"}