Mitsubishi Electric PLA-RP-BA Technical Data Manual page 112

PLA-RP100BA
PLA-RP100BA2
90
80
70
60
50
40
30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
PLA-RP140BA
90
80
70
60
50
40
30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
NOTCH SPL(dB) LINE
High 40
Medium1 37
Medium2 34
Low 32
500 1000 2000 4000 8000
NOTCH SPL(dB) LINE
High 44
Medium1 42
Medium2 39
Low 36
500 1000 2000 4000 8000
PLA-RP125BA
PLA-RP125BA2
90
80
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
NC-20
CONTINUOUS
NOISE
10
63
CEILING
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
112
NOTCH SPL(dB)
High
Medium1
Medium2
Low
125 250 500 1000 2000
BAND CENTER FREQUENCIES, Hz
1.5m
MICROPHONE
LINE
41
39
36
34
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000
UNIT