McQuay MWM-LW Technical Manual page 32

Sound Data
70
60
50
40
30
20
10
0
125
70
60
50
40
30
20
10
0
125
29
H
M
L
250 500
Octave-band frequency (Hz)
H
M
L
250 500
Octave-band frequency (Hz)
MCK20EW
1000 2000
MCK25EW
1000 2000
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
4000 8000
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
4000 8000