Frequency Band
in Cycles
per Second
|
Sound Pressure Level
in Decibels
Re 0.0002 dyne-cm (2)
| |
---|---|---|
0 to 75
|
65
| |
75 to 150
|
50
| |
150 to 300
|
44
| |
300 to 600
|
38
| |
600 to 1,200
|
35
| |
1,200 to 2,400
|
32
| |
2,400 to 4,800
|
29
| |
Above 4,800
|
26
|