Basic operation, Setting the bass control, Setting the treble control – Alpine CDM-7892R User Manual

Page 8: Adjusting the built-in crossover

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Basic Operation

g DN

f UP X-OVER

CENTER f

Rotary encoder

Setting the Bass Control

You can change the Bass Frequency emphasis to
create your own tonal preference.

1

Press the CENTER f button to select the BASS (bass
Centre frequency) control mode.

2-1

Setting the bass Centre frequency:

Press the g DN or f UP button to select the
desired bass centre frequency.

Emphasizes the displayed Bass frequency ranges.

2-2

Setting the bass Band Width (Q-Factor):

Press the BAND button to select the desired bass
Band Width.

Changes the bass boost band width to narrow or wide.
A wide setting will boost a wide range of frequencies
above and below the centre frequency. A narrower
setting will boost only frequencies near the centre
frequency.

2-3

Setting the bass Level:

Turn the Rotary encoder to select the desired bass
Level (-7~+7).
You can emphasize or weaken the bass frequency.

NOTES

If no buttons are pressed within 15 seconds, the Bass control

setting will be turned off automatically.

The settings of the Bass Level will be individually

memorized for each source (FM, MW (LW), CD, etc.) until
the setting is changed. Once you set Bass frequency and
Bass Band Width for one of sources (FM, MW (LW), CD,
etc.), this setting becomes effective for all those sources.

This function is inoperable when DEFEAT is ON.

Setting the Treble Control

You can change the Treble Frequency emphasis to
create your own tonal preference.

1

Press the CENTER f button select on the TREBLE
(treble Centre frequency) control mode.

2-1

Setting the treble Centre frequency:

Press g DN or f UP button to select the desired
treble centre frequency.

Emphasizes the displayed Treble frequency ranges.

2-2

Setting the treble Level:

Turn the Rotary encoder to select the desired Treble
Level (-7~+7).
You can emphasize the treble frequency.

NOTES

If no buttons are pressed within 15 seconds, the Treble

control setting will be turned off automatically.

The settings of the Treble Level will be individually

memorized for each source (FM, MW (LW), CD, etc.) until
the setting is changed. Once you set Treble frequency for
one of sources (FM, MW (LW), CD, etc.), this setting
becomes effective for all those sources.

This function is inoperable when DEFEAT is ON.

Adjusting the built-in Crossover

The High and Low Pass Filters on this unit can be
adjusted to suit your personal taste.

1

Press and hold the X-OVER button for at least 2
seconds.

When the subwoofer output of this unit is turned
OFF, LPF and phase are deactivated.

2

Press the DN g or f UP button to select the
desired setting.

1.

HPF (Setting the High Pass Filter):
FLAT (OFF)

←→ 80Hz ←→ 120Hz ←→ 160Hz

Outputs all frequencies higher than that selected
according to your preference.

2.

LPF (Setting the Low Pass Filter):
FLAT (OFF)

←→ 80Hz ←→ 120Hz ←→ 160Hz

→ B.Width1 → B.Width2→ B.Width3 → B.Width4

(Wide)

→(Narrow)

...........................

→ 10kHz → 12.5kHz → 15kHz → 17.5kHz

→ BASS → TREBLE → normal mode

→ BASS → TREBLE → normal mode

→ 60Hz → 80Hz → 100Hz → 200Hz

BAND

→ HPF <Press momentarily>→ LPF∗ <Press momentarily>

<Press for at least 2 seconds>

normal mode ←

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