Acson AWM Series - Page 48

44
Sound Data
0
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20µPa)
Octave-band frequency (Hz)
ACM20EW
NC-20
NC-30
NC-25
NC-35
NC-40
NC-45
NC-50
NC-55
NC-65
NC-60
NC-70
0
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20µPa)
Octave-band frequency (Hz)
ACM25EW
NC-20
NC-30
NC-25
NC-35
NC-40
NC-45
NC-50
NC-55
NC-65
NC-60
NC-70