Airwell PNXA 12 DCI, Service Manual

Page: 43 / 108

6-4
S C I T S I R E T C A R A H C L E V E L D N U O S
SM PNXADCI 1-A.1 GB
YBD 018 DCI Cooling YBD 018 DCI Heating
YBD 022 DCI Cooling YBD 022 DCI Heating
BAND CENTER FREQUENCIES, Hz
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20 OCT
A
VE
BAND
SOUND
PRESSURE
LEVEL,
d
B
re
0.002
MICRO
BAR
BAND CENTER FREQUENCIES, Hz
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20 OCT
A
VE
BAND
SOUND
PRESSURE
LEVEL,
d
B
re
0.002
MICRO
BAR
BAND CENTER FREQUENCIES, Hz
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
OCT
A
VE
BAND
SOUND
PRESSURE
LEVEL,
d
B
re
0.002
MICRO
BAR
BAND CENTER FREQUENCIES, Hz
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
OCT
A
VE
BAND
SOUND
PRESSURE
LEVEL,
d
B
re
0.002
MICRO
BAR