33
1.5m
(5ft)
1m(3.3ft)
MICROPHONE
UNIT
GROUND
5-3. NOISE CRITERION CURVES
90
80
70
60
50
40
30
20
10
63
125
250
500
1000
2000
4000
8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002
bar)
BAND CENTER FREQUENCIES, Hz
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
MXZ-8B48NA
MXZ-8B48NAR1
COOLING
MODE
HEATING
54
SPL(dB)
55
LINE
Summary of Contents for MXZ-8B48NA
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