Specifications

23
0
10
20
30
40
50
60
70
125 250 500 1000 2000 4000 8000
Octave-band Frequency (Hz)
Sound Pressure Level (dB, ref 20μPa)
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
HI FAN
NC-55
LOW FAN
ME FAN
0
10
20
30
40
50
60
70
125 250 500 1000 2000 4000 8000
Octave-band Frequency (Hz)
Sound Pressure Level (dB, ref 20μPa)
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
HI FAN
NC-55
LOW FAN
ME FAN
MDB075BR NC CURVE
MDB100BR NC CURVE