Mitsubishi Electric PSA-RP100GA, Service Manual

Page: 12 / 44

12
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
REARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB ( 0dB = 0.0002
μ
bar )
BAND CENTER FREQUENCIES, Hz
PSA-RP71GA
PSA-RP71GA#1
PSH-P71GAH
NOTCH
High
Low
SPL(dB)
45
40
LINE
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
REARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB ( 0dB = 0.0002
μ
bar )
BAND CENTER FREQUENCIES, Hz
PSA-RP100GA
PSA-RP100GA#1
PSH-P100GAH
NOTCH
High
Low
SPL(dB)
49
44
LINE
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
REARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB ( 0dB = 0.0002
μ
bar )
BAND CENTER FREQUENCIES, Hz
PSA-RP125GA
PSA-RP125GA#1
PSH-P125GAH
NOTCH
High
Low
SPL(dB)
51
46
LINE
NOISE CRITERION CURVES
6