Adjusting Subwoofer (Low Pass Filter) Settings; Adjusting Low Pass Filter Attenuation Slope; Using The High Pass Filter - Pioneer SUPER TUNER III D FH-P4200MP Operation Manual

Section
09 Audio Adjustments
Adjusting subwoofer (low pass
filter) settings
When the subwoofer output is on, you can ad-
just the cut-off frequency and the output level
of the subwoofer.
1 Press AUDIO to select 80 : 0.
Press AUDIO until 80 : 0 (subwoofer cut-off
frequency) appears in the display.
# When the subwoofer output is on, you can se-
lect 80 : 0.
# If the subwoofer setting has been previously
adjusted, the frequency of that previously se-
lected will be displayed instead of 80 : 0.
2 Press c or d to select cut-off frequency.
Each press of c or d selects cut-off frequen-
cies in the following order:
506380100125 (Hz)
Only frequencies lower than those in the se-
lected range are outputted from the subwoo-
fer.
3 Press a or b to adjust the output level
of the subwoofer.
Each press of a or b increases or decreases
the level of the subwoofer. +6  24 is dis-
played as the level is increased or decreased.
Press a or b until you see the desired value
displayed.
Adjusting low pass filter
attenuation slope
When the subwoofer output is on, you can ad-
just the continuity of sound between speaker
units.
1 Press AUDIO to select the slope setting.
Press AUDIO until SLOPE appears in the dis-
play.
# When the subwoofer output is on, you can se-
lect SLOPE.
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2 Press c or d to select slope.
Press c and SLOPE: 12 is displayed. Press d
and SLOPE: 18 is displayed.
Note
When slope of subwoofer and high pass filter are
SLOPE: 12, and same cut-off frequency, the
phase is reversed 180 degrees at the cut-off fre-
quency. In this case, reversing the phase assures
improved sound continuity.

Using the high pass filter

When you do not want low sounds from the
subwoofer output frequency range to play
from the front or rear speakers, use the HPF
(high pass filter) . Only frequencies higher
than those in the selected range are output
from the front or rear speakers. You can set up
front and rear separately.
1 Press AUDIO to select F-HPF or R-HPF.
Press AUDIO until F-HPF (front high pass filter
cut-off frequency) or R-HPF (rear high pass fil-
ter cut-off frequency) appears in the display.
2 Press a to turn high pass filter on.
F-HPF or R-HPF appears in the display. High
pass filter is now on.
# To turn high pass filter off, press b.
3 Press c or d to select cut-off frequency.
Each press of c or d selects cut-off frequen-
cies in the following order:
506380100125 (Hz)
Only frequencies higher than those in the se-
lected range are output from the front or rear
speakers.