{ "sweep": { "id": "size-strike", "title": "Sheet: size (drumstick strike)", "text": "The same sweep excited by the default drumstick strike (30 g at 3 m/s) instead of the corner push.", "clips": [ { "label": "8 x 12 in", "params": { "Lx": 0.2032, "Ly": 0.3048 } }, { "label": "12 x 18 in (default)", "params": {} }, { "label": "18 x 24 in", "params": { "Lx": 0.4572, "Ly": 0.6096 } }, { "label": "24 x 36 in", "params": { "Lx": 0.6096, "Ly": 0.9144 } } ], "base": { "excitation": "strike" } }, "gainDb": 20, "clips": [ { "id": "size-strike-0", "label": "8 x 12 in", "overrides": { "excitation": "strike", "Lx": 0.2032, "Ly": 0.3048 }, "metrics": { "peakPa": 1.9556434154510498, "peakDbSpl": 99.80519348818945, "rmsPa": 0.008762376567504985, "centroidHz": 968.4437957498149, "t60": { "20-100": 4.4649969105661205, "100-500": 4.367403702856955, "500-2k": 2.7974530050266697, "2k-8k": 4.712212127967355 }, "bandLevelsDb": { "20-100": -19.034409106916645, "100-500": 0, "500-2k": 4.699625864520701, "2k-8k": 2.156434114660744 } }, "gainDb": 20, "peakDbfs": 25.825793401469078, "run": { "steps": 3072000, "seconds": 32.220733495000054, "nx": 26, "ny": 39, "dt": 0.0000013020833333333333, "maxContactForce": 196.17713928222656 } }, { "id": "size-strike-1", "label": "12 x 18 in (default)", "overrides": { "excitation": "strike" }, "metrics": { "peakPa": 2.552067756652832, "peakDbSpl": 102.11724409859474, "rmsPa": 0.010939866293578663, "centroidHz": 654.5269112833041, "t60": { "20-100": 5.084050764268366, "100-500": 4.166515631486475, "500-2k": 2.5109722913953734, "2k-8k": 4.596561207548714 }, "bandLevelsDb": { "20-100": -10.075329770223362, "100-500": 0, "500-2k": 1.0910838167922776, "2k-8k": -0.46759244010335266 } }, "gainDb": 20, "peakDbfs": 28.13784401187437, "run": { "steps": 3072000, "seconds": 33.243308318000054, "nx": 39, "ny": 58, "dt": 0.0000013020833333333333, "maxContactForce": 195.15817260742188 } }, { "id": "size-strike-2", "label": "18 x 24 in", "overrides": { "excitation": "strike", "Lx": 0.4572, "Ly": 0.6096 }, "metrics": { "peakPa": 3.581892967224121, "peakDbSpl": 105.06165217237736, "rmsPa": 0.014363691787841562, "centroidHz": 397.3706867731414, "t60": { "20-100": 5.5293272613072695, "100-500": 3.84839147639922, "500-2k": 2.3495878029637574, "2k-8k": 4.641023960723582 }, "bandLevelsDb": { "20-100": 2.6844566139857093, "100-500": 0, "500-2k": -0.4987665619395898, "2k-8k": 1.7414206414528977 } }, "gainDb": 20, "peakDbfs": 31.08225208565699, "run": { "steps": 3072000, "seconds": 34.743564855, "nx": 58, "ny": 77, "dt": 0.0000013020833333333333, "maxContactForce": 195.3292999267578 } }, { "id": "size-strike-3", "label": "24 x 36 in", "overrides": { "excitation": "strike", "Lx": 0.6096, "Ly": 0.9144 }, "metrics": { "peakPa": 2.8233301639556885, "peakDbSpl": 102.99463344845252, "rmsPa": 0.01740417690065612, "centroidHz": 452.72786698249456, "t60": { "20-100": 5.5935101104065, "100-500": 3.855883646949638, "500-2k": 2.3516357659170986, "2k-8k": 4.50736574954075 }, "bandLevelsDb": { "20-100": 2.318795153920661, "100-500": 0, "500-2k": 2.119229699001309, "2k-8k": 1.945871641779231 } }, "gainDb": 20, "peakDbfs": 29.015233361732143, "run": { "steps": 3072000, "seconds": 37.79189364699996, "nx": 77, "ny": 115, "dt": 0.0000013020833333333333, "maxContactForce": 167.1598663330078 } } ] }