{ "sweep": { "id": "strike-mass", "title": "Drumstick: stick mass", "text": "The same speed with a lighter or heavier stick. A heavier stick carries more momentum, stays in contact longer, and pushes the sheet further, which favours the low modes; a light stick gives a short, bright tap.", "base": { "excitation": "strike" }, "param": "stickMass", "unit": "g", "scale": 0.001, "values": [ 0.01, 0.03, 0.06, 0.12 ] }, "gainDb": 20, "clips": [ { "id": "strike-mass-0", "label": "10 g", "overrides": { "excitation": "strike", "stickMass": 0.01 }, "metrics": { "peakPa": 2.4523065090179443, "peakDbSpl": 101.77089510394072, "rmsPa": 0.009748421483710152, "centroidHz": 653.7471218095145, "t60": { "20-100": 5.538550837455765, "100-500": 4.285028987219901, "500-2k": 2.442444889477234, "2k-8k": 5.195090262636712 }, "bandLevelsDb": { "20-100": -1.0090017121898356, "100-500": 0, "500-2k": 2.9696071806744158, "2k-8k": 6.819717987935846 } }, "gainDb": 20, "peakDbfs": 27.791495017220345, "run": { "steps": 3072000, "seconds": 33.24944101900002, "nx": 39, "ny": 58, "dt": 0.0000013020833333333333, "maxContactForce": 183.01646423339844 } }, { "id": "strike-mass-1", "label": "30 g", "overrides": { "excitation": "strike", "stickMass": 0.03 }, "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": 33.29605858899999, "nx": 39, "ny": 58, "dt": 0.0000013020833333333333, "maxContactForce": 195.15817260742188 } }, { "id": "strike-mass-2", "label": "60 g", "overrides": { "excitation": "strike", "stickMass": 0.06 }, "metrics": { "peakPa": 2.5779266357421875, "peakDbSpl": 102.20481116207424, "rmsPa": 0.012280058731913094, "centroidHz": 685.8591374882415, "t60": { "20-100": 5.45505622061483, "100-500": 4.1459982970770435, "500-2k": 2.5631196544395514, "2k-8k": 3.7734433289411755 }, "bandLevelsDb": { "20-100": -4.100052476437536, "100-500": 0, "500-2k": 1.07150938620482, "2k-8k": -4.06296335596134 } }, "gainDb": 20, "peakDbfs": 28.22541107535387, "run": { "steps": 3072000, "seconds": 33.295849032, "nx": 39, "ny": 58, "dt": 0.0000013020833333333333, "maxContactForce": 205.1404571533203 } }, { "id": "strike-mass-3", "label": "120 g", "overrides": { "excitation": "strike", "stickMass": 0.12 }, "metrics": { "peakPa": 2.5909969806671143, "peakDbSpl": 102.24873822462771, "rmsPa": 0.016981093460975014, "centroidHz": 1346.1888670737524, "t60": { "20-100": 4.977879620568599, "100-500": 3.4722960312957474, "500-2k": 2.402361979247858, "2k-8k": 3.242845785608569 }, "bandLevelsDb": { "20-100": -5.864454013747185, "100-500": 0, "500-2k": 1.8461751877165682, "2k-8k": 6.098235637829198 } }, "gainDb": 20, "peakDbfs": 28.269338137907347, "run": { "steps": 3072000, "seconds": 33.28190999400002, "nx": 39, "ny": 58, "dt": 0.0000013020833333333333, "maxContactForce": 231.7774658203125 } } ] }