Setting The Subwoofer System; Setting The Subwoofer Phase; Setting The Subwoofer Channel(Subw. Channel); Setting Eq Mode - Alpine CDA-137EBT Owner's Manual

Setting the Subwoofer System

When the subwoofer is on, you can select either System 1 or System 2 for
the desired subwoofer effect.
Setting item: SUBW. System
e
Setting contents:
1 (Initial setting) / 2
1:
Subwoofer level changes according to the main volume setting.
2:
Subwoofer level change is different from the main volume setting.
For example, even at low volume settings, the subwoofer is still
audible.

Setting the Subwoofer Phase

The subwoofer output phase is toggled SUBWOOFER NORMAL (0°) or
SUBWOOFER REVERSE (180°). To adjust the level, turn the
encoder.
Setting item: SUBW. Phase
e
Setting contents:
PHASE 0° (Initial setting) / PHASE 180°
Setting the Subwoofer Channel(SUBW.
Channel)
You can set the subwoofer output to stereo or monaural. Make sure to set
the correct output for your subwoofer type.
Setting item: SUBW. Channel
e
Setting contents:
STEREO (Initial setting) / MONO
STEREO:
Subwoofer stereo (L/R) output
MONO:
Subwoofer monaural output.

Setting EQ mode

This setting gives you a choice of 5-band parametric, or 7-band graphic
equalizer.
Setting item: EQ Mode
e
Setting contents:
Graphic EQ / Parametric EQ (Initial setting)
GEQ:
7-band Graphic EQ .
PEQ:
5-band Parametric EQ.
Setting the Time Correction Unit (TCR
Parameter)
You can change the unit, (cm or inch) of time correction.
Setting item: TCR Parameter
e
Setting contents:
cm (Initial setting) / inch
14
-EN

Sound Field Adjustment

The setting of Parametric EQ/Graphic EQ and Time Correction can be
adjusted in this mode.

Adjusting the Parametric Equalizer Curve

You can modify the Equalizer settings to create a response curve more
appealing to your personal taste. To adjust the Parametric Equalizer
Curve, set the EQ Mode to Parametric EQ. For details, refer to "Setting
EQ mode" on page 14.
1
After selecting Parametric EQ from the Sound Field mode,
press BAND to select the band to be adjusted.
Band 1 d Band 2 d Band 3 d Band 4 d Band 5 d Band 1
2
Press a or d to select frequency bands.
Adjustable frequency bands: 63 Hz to 17.5 kHz (in 1/3 octave steps).
Rotary
Band-1
Band-2
Band-3
Band-4
Band-5
3
Turn the Rotary encoder to adjust the level.
Adjustable level: -6 to +6 dB
4
Press SOURCE/ C to set the bandwidth (Q).
Adjustable bandwidth: 1, 2, 3, 4
5
To adjust another band, repeat steps 1 to 4 and adjust all
bands.
Note
While adjusting the Parametric EQ, you should consider the frequency
•
response of the connected speakers.
• The frequency value range of the current band should be higher than the
previous band's setting value and lower than the next band's setting
value.

Adjusting the Graphic Equalizer Curve

You can modify the equalizer settings to create a response curve more
appealing to your personal taste. To adjust the Graphic Equalizer Curve,
set the EQ Mode to Graphic EQ. For details, refer to "Setting EQ mode"
on page 14.
1
After selecting Graphic EQ from the Sound Field mode, press
BAND to select the band to be adjusted.
Band 1 d Band 2 d Band 3 d Band 4 d Band 5 d Band 6 d
Band 7 d Band 1
63 Hz~200 Hz
160 Hz~1 kHz
630 Hz~4 kHz
1.6 kHz~10 kHz
10kHz~17.5kHz