Mitsubishi Electric Mr.SLIM PLA-RP50EA Service Manual page 13

PLA-RP125EA.UK
90
80
70
60
50
40
30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250 500
BAND CENTER FREQUENCIES, Hz
CEILING
MICROPHONE
OCH626
NOTCH SPL(dB) LINE
High 44
Medium1 41
Medium2 37
Low 33
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
1000 2000 4000 8000
UNIT
1.5m
13 13
PLA-RP140EA.UK
90
80
70
60
50
40
30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250 500
BAND CENTER FREQUENCIES, Hz
NOTCH SPL(dB) LINE
High 44
Medium1 42
Medium2 39
Low 36
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
8000
1000 2000 4000