|


| |
Absorptiegraad SONO-H in %
|
|
|
Afstand tussen de
rijen in mm |
|
f |
1500 |
1375 |
1250 |
1125 |
1000 |
875 |
750 |
625 |
500 |
375 |
|
(Hz) |
Dichtheid stuks/mē
|
|
Tertz |
0,53 |
0,58 |
0,64 |
0,71 |
0,8 |
0,91 |
1,07 |
1,28 |
1,6 |
2,13 |
|
|
|
|
|
|
|
|
|
|
|
|
100 |
12 |
13 |
14 |
14 |
15 |
16 |
17 |
19 |
20 |
23 |
|
125 |
12 |
12 |
13 |
14 |
14 |
15 |
16 |
18 |
19 |
21 |
|
160 |
11 |
11 |
12 |
13 |
14 |
14 |
15 |
17 |
18 |
20 |
|
200 |
17 |
18 |
19 |
20 |
21 |
22 |
24 |
25 |
28 |
31 |
|
250 |
23 |
24 |
26 |
27 |
29 |
31 |
33 |
35 |
39 |
43 |
|
315 |
29 |
31 |
32 |
34 |
36 |
38 |
41 |
44 |
48 |
53 |
|
400 |
37 |
39 |
41 |
43 |
46 |
48 |
52 |
56 |
61 |
67 |
|
500 |
44 |
47 |
49 |
52 |
55 |
59 |
63 |
68 |
73 |
81 |
|
630 |
51 |
53 |
56 |
60 |
63 |
67 |
72 |
78 |
84 |
93 |
|
800 |
54 |
57 |
60 |
64 |
68 |
72 |
77 |
83 |
90 |
100 |
|
1000 |
56 |
60 |
63 |
66 |
70 |
75 |
80 |
86 |
94 |
100 |
|
1250 |
56 |
60 |
63 |
66 |
70 |
75 |
80 |
86 |
94 |
100 |
|
1600 |
56 |
60 |
63 |
66 |
70 |
75 |
80 |
86 |
94 |
100 |
|
2000 |
56 |
59 |
62 |
66 |
70 |
74 |
79 |
85 |
93 |
100 |
|
2500 |
55 |
58 |
61 |
64 |
68 |
72 |
78 |
84 |
91 |
100 |
|
3150 |
54 |
56 |
60 |
63 |
67 |
71 |
76 |
82 |
89 |
98 |
|
4000 |
52 |
55 |
58 |
61 |
65 |
69 |
74 |
80 |
87 |
96 |
|
5000 |
51 |
54 |
57 |
60 |
64 |
68 |
73 |
79 |
85 |
94 |
|
6300 |
51 |
53 |
56 |
60 |
63 |
67 |
72 |
78 |
84 |
93 |
|