Crossover Setup - Alpine PXE-X09 Manual

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17. Front 2-way active crossover + rear 2-way active crossover +
front middle + rear middle + left and right subwoofers (12CH):
Output 1 and 2 are front left and right high-frequency speakers;
Output 3 and 4 are front left and right low-frequency speakers;
Output 5 and 6 are rear left and right high-frequency speakers;
Output 7 and 8 are rear left and right low-frequency speakers;
Output 9 and 10 are front middle and rear middle speakers;
Output 11 and 12 are left and right subwoofers.
18. Front 3-way active crossover + rear 2-way active crossover +
front middle + left and right subwoofers (13CH):
Output 1 and 2 are front left and right high-frequency speakers;
Output 3 and 4 are front left and right medium-frequency speakers;
Output 5 and 6 are front left and right low-frequency speakers;
Output 7 and 8 are rear left and right high-frequency speakers;
Output 9 and 10 are rear left and right low-frequency speakers;
Output 11 and 12 are left and right subwoofers;
Output 13 is a front middle speaker.
19. Front 3-way active crossover + rear 2-way active crossover +
front middle + rear middle + left and right subwoofers (14CH):
Output 1 and 2 are front left and right high-frequency speakers;
Output 3 and 4 are front left and right medium-frequency speakers;
Output 5 and 6 are front left and right low-frequency speakers;
Output 7 and 8 are rear left and right high-frequency speakers;
Output 9 and 10 are rear left and right low-frequency speakers;
Output 11 and 12 are front middle and rear middle speakers;
Output 13 and 14 are left and right subwoofers.
20. Front 3-way active crossover + rear 2-way active crossover + left
and right surround + front middle + rear middle + left and right
subwoofers (16CH):
Output 1 and 2 are front left and right high-frequency speakers;
Output 3 and 4 are front left and right medium-frequency speakers;
Output 5 and 6 are front left and right low-frequency speakers;
Output 7 and 8 are rear left and right high-frequency speakers;
Output 9 and 10 are rear left and right medium/low-frequency
speakers;
Output 11 and 12 are left and right surround speakers;
Output 13 and 14 are front middle and rear middle speakers;
Output 15 and 16 are left and right subwoofers.
21. Front 3-way active crossover + rear 3-way active crossover +
front middle high-frequency + front middle + left and right
subwoofers (16CH):
Output 1 and 2 are front left and right high-frequency speakers;
Output 3 and 4 are front left and right medium-frequency speakers;
Output 5 and 6 are front left and right low-frequency speakers;
Output 7 and 8 are rear left and right high-frequency speakers;
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Output 9 and 10 are rear left and right medium-frequency speakers;
Output 11 and 12 are rear left and right low-frequency speakers;
Output 13 is a front middle high-frequency speaker;
Output 14 is a front middle speaker;
Output 15 and 16 are left and right subwoofers.
22. Front 3-way active crossover + rear 3-way active crossover +
front middle + rear middle + left and right subwoofers (16CH):
Output 1 and 2 are front left and right high-frequency speakers;
Output 3 and 4 are front left and right medium-frequency speakers;
Output 5 and 6 are front left and right low-frequency speakers;
Output 7 and 8 are rear left and right high-frequency speakers;
Output 9 and 10 are rear left and right medium-frequency speakers;
Output 11 and 12 are rear left and right low-frequency speakers;
Output 13 and 14 are front middle and rear middle speakers;
Output 15 and 16 are left and right subwoofers.
23. Customizing the output type
Choose the number of output channels from 1~16.
Click [ ]. Swipe up/down to set the output channel type when a
dialog box pops up. The front options are high-frequency, medium-
frequency, low-frequency, medium/high-frequency, medium/low-
frequency, and full-range speakers; the rear options include high-
frequency, medium-frequency, low-frequency, and full-range
speakers; the middle options are high-frequency, low-frequency,
full-range and rear middle speakers; the subwoofer options are left
subwoofer, right subwoofer, and subwoofer; the surround options
include left surround and right surround speakers.

Crossover setup

Click the icon [ ] under EQ to enter the EQ Edit and Crossover
Setup screen. The crossover debugging section has high pass and
low pass adjustment.
1. Type setup: Linkwitz-Riley, Bessel, and Butterworth.
2. Frequency setup: The frequency can be set by swiping left/right
or pressing the "+" or "-" button. The adjustable range:
20Hz~20000Hz.
3. Slope (gradient) setup: The options include 6dB/Oct, 12dB/Oct,
18dB/Oct, 24dB/Oct, 30dB/Oct, 36dB/Oct, 42dB/Oct, and
48dB/Oct.
Note: When the slope is 6dB/Oct, the type shows "blank".