Таблица зависимости звукового давления от расстояния до звукового сигнализатора (сирены)
Расстоя-ние, м |
Уровень звукового давления, дБ(А) |
|||||||||||||||||||||||||
1 |
65 |
70 |
75 |
80 |
85 |
90 |
92 |
94 |
96 |
98 |
100 |
102 |
104 |
106 |
108 |
110 |
112 |
114 |
116 |
118 |
120 |
122 |
124 |
126 |
128 |
130 |
2 |
59 |
64 |
69 |
74 |
79 |
84 |
86 |
88 |
90 |
92 |
94 |
96 |
98 |
100 |
102 |
104 |
105 |
108 |
110 |
112 |
114 |
116 |
118 |
120 |
122 |
124 |
3 |
55 |
60 |
65 |
70 |
75 |
80 |
82 |
84 |
86 |
88 |
90 |
92 |
94 |
96 |
98 |
100 |
102 |
104 |
106 |
108 |
110 |
112 |
114 |
116 |
118 |
120 |
5 |
51 |
55 |
61 |
66 |
71 |
76 |
78 |
80 |
82 |
84 |
86 |
88 |
90 |
92 |
94 |
96 |
98 |
100 |
102 |
104 |
106 |
108 |
110 |
112 |
114 |
116 |
10 |
45 |
50 |
55 |
60 |
65 |
70 |
72 |
74 |
76 |
78 |
80 |
80 |
84 |
86 |
88 |
90 |
92 |
94 |
96 |
98 |
100 |
102 |
104 |
106 |
108 |
110 |
20 |
39 |
44 |
49 |
54 |
59 |
64 |
66 |
68 |
70 |
72 |
74 |
76 |
78 |
80 |
82 |
84 |
86 |
88 |
90 |
92 |
94 |
96 |
98 |
100 |
102 |
104 |
30 |
35 |
40 |
45 |
50 |
55 |
60 |
62 |
64 |
66 |
68 |
70 |
72 |
74 |
76 |
78 |
80 |
82 |
84 |
86 |
88 |
90 |
92 |
94 |
96 |
98 |
100 |
50 |
= |
35 |
40 |
46 |
51 |
56 |
58 |
60 |
62 |
64 |
66 |
68 |
70 |
72 |
74 |
76 |
78 |
80 |
82 |
84 |
86 |
88 |
90 |
92 |
94 |
96 |
100 |
|
= |
= |
40 |
45 |
50 |
52 |
54 |
56 |
58 |
60 |
62 |
64 |
66 |
68 |
70 |
72 |
74 |
76 |
78 |
80 |
82 |
84 |
86 |
88 |
90 |
200 |
|
|
|
= |
40 |
42 |
46 |
48 |
50 |
52 |
54 |
56 |
58 |
60 |
62 |
64 |
66 |
68 |
70 |
72 |
74 |
76 |
78 |
80 |
82 |
84 |
300 |
|
|
|
|
= |
40 |
42 |
44 |
46 |
48 |
50 |
52 |
54 |
56 |
58 |
60 |
62 |
64 |
66 |
68 |
70 |
72 |
74 |
76 |
78 |
80 |
500 |
|
|
|
|
|
= |
38 |
40 |
42 |
44 |
46 |
48 |
50 |
52 |
54 |
56 |
58 |
60 |
62 |
64 |
66 |
68 |
70 |
72 |
74 |
76 |
1000 |
|
|
|
|
|
|
= |
= |
= |
38 |
40 |
42 |
44 |
46 |
48 |
50 |
52 |
54 |
56 |
58 |
60 |
62 |
64 |
66 |
68 |
70 |
2000 |
|
|
|
|
|
|
|
|
|
= |
= |
= |
38 |
40 |
42 |
44 |
46 |
48 |
50 |
52 |
54 |
56 |
58 |
60 |
62 |
64 |
3000 |
|
|
|
|
|
|
|
|
|
|
|
|
= |
= |
38 |
40 |
42 |
44 |
46 |
48 |
50 |
52 |
54 |
56 |
58 |
60 |
5000 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
= |
= |
38 |
40 |
42 |
44 |
46 |
48 |
50 |
52 |
54 |
56 |
Ослабление звукового давления в зависимости от частоты:
- 0 – 500 Гц -0 дБ(А)
- 500 – 1000 Гц -3 дБ(А)
- 1000 – 2000 Гц -5 дБ(А)
- 2000 – 4000 Гц -9 дБ(А)