Setting The Treble Control; Setting The Treble Center Frequency; Setting The Treble Level; Adjusting The High Pass Filter - Alpine CDA-9883 Owner's Manual

Setting the Treble Control

You can change the Treble Frequency emphasis to create your own
tonal preference.
Press A.SEL to select the TREBLE (Treble Center
Frequency) control mode.
BASS TREBLE HPF

Setting the Treble Center Frequency

-1 Press BAND to select the desired treble center
frequency.
10.0 kHz 12.5 kHz
Emphasizes the displayed treble frequency ranges.

Setting the Treble Level

*
-2 Turn the Rotary encoder to select the desired
treble level (–7~+7).
You can emphasize or weaken the treble level.
Press and hold /ESC for at least 2 seconds to
return to normal mode.
• If no operation is performed for 15 seconds, the unit will return to
normal mode automatically.
• The treble level settings will be individually memorized for each
source (FM, AM, CD, etc.) until the setting is changed. The Treble
frequency settings adjusted for one source are effective for all other
sources (FM, AM, CD, etc.).
• Depending on the connected devices, some functions and display
indications do not work. However, Treble Level is still adjustable if
an audio processor with the Treble function is connected.
• The function is inoperable when DEFEAT is set to ON.
* The adjustment can also be made by pressing Rotary encoder
(AUDIO). Refer to "Adjusting Bass/Treble/Balance (Between Left
and Right)/Fader (Between Front and Rear)/Defeat" (page 14).
BASS
15.0 kHz 17.5 kHz 10.0 kHz

Adjusting the High Pass Filter

The High Pass Filter on this unit can be adjusted to suit your personal
taste.
Press A.SEL to select the HPF (High Pass Filter)
mode.
BASS TREBLE HPF
Turn the Rotary encoder to select the HPF
frequency.
OFF 80 Hz 120 Hz
Press and hold /ESC for at least 2 seconds to
return to normal mode.
• If no operation is performed for 15 seconds, the unit will return to
normal mode automatically.
• The function is inoperable when DEFEAT is set to ON.
• When an external audio processor is connected, this setting cannot
be made.

Turning Loudness On/Off

Loudness introduces a special low-and high-frequency emphasis at low
listening levels. This compensates for the ear's decreased sensitivity to
bass and treble sound.
Press and hold Rotary encoder (LOUD) for at least 2
seconds to activate or deactivate the loudness mode.
• When an external audio processor is connected, this setting cannot
be made.
• The function is inoperable when DEFEAT is set to ON.
BASS
160 Hz
15
-EN