Noise Criterion Curves - Mitsubishi Electric Mr.Slim PCA-M35KA2 Service Manual

5

NOISE CRITERION CURVES

PCA-M35KA2
PCA-M35KA2-ET/ER
90
80
70
60
50
40
30
20 APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
PCA-M60KA2
PCA-M60KA2-ET/ER
90
80
70
60
50
40
30
20 APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
OCH752
SPL(dB) LINE
NOTCH
High 39
36
Medium1
33
Medium2
31
Low
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
NOTCH SPL(dB) LINE
High 40
Medium1 37
Medium2 35
Low
33
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
PCA-M50KA2
PCA-M50KA2-ET/ER
90
80
70
60
50
40
30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
PCA-M71KA2
PCA-M71KA2-ET/ER
90
80
70
60
50
40
30
20 APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
12
SPL(dB) LINE
NOTCH
40
High
37
Medium1
34
Medium2
Low 32
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
NOTCH SPL(dB) LINE
High 41
Medium1 39
Medium2 37
Low 35
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000