Channel Settings; X-Over; Output Eq; Bridge Mode - Alpine HDP-D90 Owner's Manual

Channel Settings

Setting items:Preset sound effect settings
Setting content:Gain/phase
1. Gain setting: The gain can be adjusted by
directly inputting the value, scrolling the
mouse wheel, the up and down keys on the
keyboard, or clicking "-" or "+". Adjustable
range: -60dB~6dB.
2. Phase setting: normal phase or reverse
phase switch.

X-Over

Setting items:X-Over settings
Setting content:Type/frequency/slope
1. Type settings: Link-Ril, Bessel and Butter-W.
2. Frequency setting: The frequency can be
adjusted by directly inputting the value,
scrolling the mouse wheel, the up and down
keys on the keyboard, or clicking "-" or "+".
Adjustable range: 20Hz~40000Hz.
3. Slope (slope) setting: the drop-down menu
options are -6dB/Oct, -12dB/Oct, -18dB/Oct,
-24dB/Oct, -30dB/Oct, -36dB/Oct, -42dB/Oct,
-48dB/ Oct is optional.
Note: When the slope is -6 dB/Oct, the type

is displayed as "Null".

Output EQ

 Output EQ page
Setting items:Output EQ
Setting content:Type
mute/link setting/EQ adjustment/Bridge Mode
equalizer setting/channel
setting
① Click to enter the output type selection box.
② Stereo and handover switch.
③ Customize the output channel type.
④ Mute button.
⑤ Joint debugging button.
⑥ EQ gain step selection.
⑦ Channel display selection button.
⑧ EQ editing and display area.
⑨ Equalizer settings.
⑩ X-Over.
⑪ Channel settings.
Type selection of output EQ settings, channel
mute, joint tuning settings, EQ adjustment,
equalizer settings, channel settings, filter
settings refer to "Input EQ Settings" (page 13 to
page 16)

Bridge Mode

The output channel 9 can be bridged with the
output channel 11, and the output channel 11
can be bridged with the output channel 12. The
power can be increased in bridge mode.
selection/channel
setting/X-Over
16 EN