2 "sweep": {
3 "id": "material-strike",
4 "title": "Sheet: material (drumstick strike)",
5 "text": "The same sweep excited by the default drumstick strike (30 g at 3 m/s) instead of the corner push.",
6 "clips": [
7 {
8 "label": "stainless steel",
9 "params": {}
10 },
11 {
12 "label": "aluminium",
13 "params": {
14 "E": 69000000000,
15 "nu": 0.33,
16 "rho": 2700
17 }
18 },
19 {
20 "label": "brass",
21 "params": {
22 "E": 100000000000,
23 "nu": 0.34,
24 "rho": 8500
25 }
26 }
27 ],
28 "base": {
29 "excitation": "strike"
30 }
31 },
32 "gainDb": 20,
33 "clips": [
34 {
35 "id": "material-strike-0",
36 "label": "stainless steel",
37 "overrides": {
38 "excitation": "strike"
39 },
40 "metrics": {
41 "peakPa": 2.552067756652832,
42 "peakDbSpl": 102.11724409859474,
43 "rmsPa": 0.010939866293578663,
44 "centroidHz": 654.5269112833041,
45 "t60": {
46 "20-100": 5.084050764268366,
47 "100-500": 4.166515631486475,
48 "500-2k": 2.5109722913953734,
49 "2k-8k": 4.596561207548714
50 },
51 "bandLevelsDb": {
52 "20-100": -10.075329770223362,
53 "100-500": 0,
54 "500-2k": 1.0910838167922776,
55 "2k-8k": -0.46759244010335266
56 }
57 },
58 "gainDb": 20,
59 "peakDbfs": 28.13784401187437,
60 "run": {
61 "steps": 3072000,
62 "seconds": 33.063434995000016,
63 "nx": 39,
64 "ny": 58,
65 "dt": 0.0000013020833333333333,
66 "maxContactForce": 195.15817260742188
67 }
68 },
69 {
70 "id": "material-strike-1",
71 "label": "aluminium",
72 "overrides": {
73 "excitation": "strike",
74 "E": 69000000000,
75 "nu": 0.33,
76 "rho": 2700
77 },
78 "metrics": {
79 "peakPa": 3.361161231994629,
80 "peakDbSpl": 104.50918700071031,
81 "rmsPa": 0.019160780286403813,
82 "centroidHz": 1279.6896365720488,
83 "t60": {
84 "20-100": 5.5342960947047795,
85 "100-500": 4.148506310672445,
86 "500-2k": 2.61769357192355,
87 "2k-8k": 3.547920045547433
88 },
89 "bandLevelsDb": {
90 "20-100": -12.074118476855432,
91 "100-500": 0,
92 "500-2k": 0.201344538964225,
93 "2k-8k": 3.032003743681848
94 }
95 },
96 "gainDb": 20,
97 "peakDbfs": 30.529786913989938,
98 "run": {
99 "steps": 3264000,
100 "seconds": 34.6865002009999,
101 "nx": 39,
102 "ny": 58,
103 "dt": 0.0000012254901960784314,
104 "maxContactForce": 105.73005676269531
105 }
106 },
107 {
108 "id": "material-strike-2",
109 "label": "brass",
110 "overrides": {
111 "excitation": "strike",
112 "E": 100000000000,
113 "nu": 0.34,
114 "rho": 8500
115 },
116 "metrics": {
117 "peakPa": 3.475900650024414,
118 "peakDbSpl": 104.80074718124723,
119 "rmsPa": 0.013647278972338337,
120 "centroidHz": 365.5186800951461,
121 "t60": {
122 "20-100": 4.851270048258361,
123 "100-500": 3.99147603409756,
124 "500-2k": 1.9393417537960793,
125 "2k-8k": 5.35764944808667
126 },
127 "bandLevelsDb": {
128 "20-100": -5.159524409589734,
129 "100-500": 0,
130 "500-2k": -2.0828078629900233,
131 "2k-8k": -3.09400972311413
132 }
133 },
134 "gainDb": 20,
135 "peakDbfs": 30.82134709452685,
136 "run": {
137 "steps": 2304000,
138 "seconds": 27.612521863,
139 "nx": 39,
140 "ny": 58,
141 "dt": 0.0000017361111111111112,
142 "maxContactForce": 199.05804443359375
143 }
144 }
145 ]
146}