Operation Manual

When the button is pushed out its range is from 62 Hz to 850 Hz, and when the button is pressed down,

its range is from 620 Hz to 8.5 KHz.

9. Low Frequency Phase Adjust

This knob is to adjust the phase of the low frequency output signal. Generally, the althorn would produce

more or less phase change and badly affects the timbre. At this time, you could use this knob to adjust

the phase of the low frequency and reduce the difference between the low and high pass. Its adjusting

range is from 0° to 360° furthest reduces the timbre change that is caused by the high frequency phase

change.

10. Low Frequency Output Level

This knob is to adjust the output level of the low frequency signal. The range is fully adjustable from

-∞ to +12dB.

11. Low Mute Button

Press the button and the low frequency signal has no output and the LED on the left will light up.

12. High Frequency Output Level

This knob is to adjust the output level of the high frequency signal. The range is fully adjustable from

-∞ to +12dB.

13. High Mute Button

Press the button and the high frequency signal has no output and the Led on the left will light up.

ACX-23 DESCRIPTION REAR PANEL:

14. High Frequency Output XLR

This jack is the high frequency output connector, it has BAL and UNBAL Mode. The XLR output

connector is balanced and wired as Pin 1=Ground, Pin 2=+, Pin 3= -. The XLR output connector is

unbalanced and wired as Pin 1= -, Pin 2=+, Pin 3=Ground. No matter whether it is on BAL and UNBAL

Mode, the output level is constant.

15. Low Frequency Output XLR

This jack is the low frequency output connector, it has BAL and UNBAL Mode. The XLR output

connector is balanced and wired as Pin 1=Ground, Pin 2=+, Pin 3= -. The XLR output connector is

unbalanced and wired as Pin 1= -, Pin 2=+, Pin 3=Ground. No matter whether it is on BAL and UNBAL

Mode, the output level is constant.

16. Decuple Frequency (x10) Range Button

Press this button, the LED (7) illuminates and the crossover range is from 620 Hz to 8.5 KHz.

When the button is pushed out, the LED is off and its range is from 62 Hz to 850 Hz.

17. Input XLR

This jack is the signal input connector, it has BAL and UNBAL Mode. The XLR input connector is

balanced and wired as Pin 1=Ground, Pin 2=+, Pin 3= -. The XLR input connector is unbalanced and

wired as Pin 1= -, Pin 2=+, Pin 3=Ground. No matter whether it is on BAL and UNBAL Mode, the output

level is constant.

18. Mode Button

With this button you can select whether you want to work in stereo or mono mode. Press the button

and the LED (3) illuminates and the crossover works in mono 3-way mode; Pushed out, the LED (3) is

off and it works in stereo 2-way crossover mode.