|
|
Noise level reduction, dB (Octave-frequency band [Hz]) |
|
|
63 Hz |
|
125 Hz |
|
250 Hz |
|
500 Hz |
|
1000 Hz |
|
2000 Hz |
|
4000 Hz |
|
8000 Hz |
SRF 100/600 |
|
6 |
|
8 |
|
13 |
|
22 |
|
28 |
|
34 |
|
17 |
|
20 |
SRF 100/900 |
|
8 |
|
10 |
|
15 |
|
25 |
|
33 |
|
40 |
|
21 |
|
23 |
SRF 100/2000 |
|
10 |
|
15 |
|
24 |
|
48 |
|
53 |
|
51 |
|
39 |
|
36 |
SRF 125/600 |
|
4 |
|
7 |
|
14 |
|
20 |
|
31 |
|
31 |
|
13 |
|
12 |
SRF 125/900 |
|
5 |
|
9 |
|
16 |
|
23 |
|
36 |
|
37 |
|
17 |
|
16 |
SRF 125/2000 |
|
7 |
|
15 |
|
23 |
|
47 |
|
55 |
|
50 |
|
28 |
|
25 |
SRF 150/600 |
|
3 |
|
7 |
|
12 |
|
32 |
|
40 |
|
40 |
|
19 |
|
20 |
SRF 150/900 |
|
4 |
|
8 |
|
14 |
|
40 |
|
48 |
|
49 |
|
26 |
|
25 |
SRF 150/2000 |
|
5 |
|
10 |
|
21 |
|
42 |
|
50 |
|
48 |
|
26 |
|
25 |
SRF 160/600 |
|
3 |
|
7 |
|
12 |
|
20 |
|
25 |
|
24 |
|
10 |
|
12 |
SRF 160/900 |
|
3 |
|
8 |
|
13 |
|
21 |
|
28 |
|
28 |
|
13 |
|
16 |
SRF 160/2000 |
|
5 |
|
11 |
|
20 |
|
40 |
|
48 |
|
48 |
|
25 |
|
25 |
SRF 200/600 |
|
2 |
|
5 |
|
12 |
|
20 |
|
26 |
|
21 |
|
10 |
|
10 |
SRF 200/900 |
|
3 |
|
6 |
|
12 |
|
22 |
|
28 |
|
24 |
|
12 |
|
13 |
SRF 200/2000 |
|
4 |
|
11 |
|
22 |
|
42 |
|
51 |
|
34 |
|
19 |
|
23 |
SRF 250/600 |
|
2 |
|
3 |
|
8 |
|
16 |
|
22 |
|
13 |
|
10 |
|
10 |
SRF 250/900 |
|
2 |
|
4 |
|
9 |
|
18 |
|
25 |
|
16 |
|
11 |
|
12 |
SRF 250/2000 |
|
3 |
|
6 |
|
16 |
|
30 |
|
39 |
|
27 |
|
17 |
|
22 |
SRF 315/600 |
|
2 |
|
4 |
|
9 |
|
18 |
|
21 |
|
12 |
|
7 |
|
9 |
SRF 315/900 |
|
2 |
|
5 |
|
11 |
|
21 |
|
24 |
|
14 |
|
8 |
|
10 |
SRF 315/2000 |
|
4 |
|
7 |
|
17 |
|
34 |
|
39 |
|
24 |
|
14 |
|
18 |