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Adjusting the high pass filter, Turning subwoofer on/off, Adjusting the low pass filter – Alpine Bluetooth CD Receiver CDE-136BT User Manual

Page 16: Setting the subwoofer phase, Setting the subwoofer system

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to return to the previous step.

Setting the Treble Bandwidth (WIDTH (Q))

Turn the Rotary encoder to select the desired treble
bandwidth.

WIDE 0.75  NARROW 1.25 (Initial setting)

Setting the Treble Center Frequency (CENTER FRQ)

Turn the Rotary encoder to select the desired treble
center frequency.

7.5K (Hz)  10.0K (Hz) (Initial setting)  12.5K (Hz)  15.0K (Hz)

Setting the Treble Level

Turn the Rotary encoder to select the desired treble level
(-7~+7)

*

.

You can emphasize or weaken the treble level.

* The adjustment can also be made by pressing AUDIO. Refer to

“Adjusting Subwoofer Level/Bass Level/Mid Level/Treble Level/
Balance (Between Left and Right)/Fader (Between Front and
Rear)/Loudness/Defeat” on page 14.

The High Pass Filter on this unit can be adjusted to suit your personal
taste. This feature works best when used in conjunction with a
subwoofer.

Setting item: HPF

Setting contents:

OFF (Initial setting) / 60 (Hz) / 80 (Hz) / 120 (Hz) / 160 (Hz)

All frequencies above the selected cutoff are output.

When the subwoofer is on, you can adjust the subwoofer output level
(refer to “Adjusting Subwoofer Level/Bass Level/Mid Level/Treble Level/
Balance (Between Left and Right)/Fader (Between Front and Rear)/
Loudness/Defeat” on page 14)
.

Setting item: SUBWOOFER

Setting contents:

ON (Initial setting) / OFF

ON:

The subwoofer signal is output from the Subwoofer RCA
Connectors (refer to “Connections” on page 42).

OFF:

No subwoofer signal is output from the Subwoofer RCA
Connectors (refer to “Connections” on page 42).

The Low Pass Filter on this unit can be adjusted to suit your personal
taste.

Setting item: SUBW LPF

Setting contents:

OFF (Initial setting) / LPF 60 (Hz) / LPF 80 (Hz) / LPF 120 (Hz) /
LPF 160 (Hz)
All frequencies lower than the selected cutoff are output.

The subwoofer output phase is toggled SUBWOOFER NORMAL (0°) or
SUBWOOFER REVERSE (180°). To adjust the level, turn the Rotary
encoder

. Depending on the installation location of your subwoofer, one

of these settings may sound better than the other.

Setting item: SUBW PHASE

Setting contents:

NORMAL (Initial setting) / REVERSE

When the subwoofer is on, you can select either SYS 1 or SYS 2 for the
desired subwoofer effect.

Setting item: SUBW SYS

Setting contents:

SUBW SYS 1 / SUBW SYS 2 (Initial setting)

SUBW SYS 1:

Subwoofer level changes according to the main volume setting.

SUBW SYS 2:

Subwoofer level change is different from the main volume setting.
For example, even at low volume settings, the subwoofer is still
audible.

Adjusting the High Pass Filter

Turning Subwoofer ON/OFF

Adjusting the Low Pass Filter

Setting the Subwoofer Phase

Setting the Subwoofer System