MEMPHIS CX23 3-Way Car Electronic Crossover Processor with Bass Remote User Manual
- June 4, 2024
- MEMPHIS
Table of Contents
MEMPHIS CX23 3-Way Car Electronic Crossover Processor with Bass Remote
Ready to Turn It Up? Read This First!
Memphis Audio built a 50+ year legacy in the audio industry engineering the highest quality products to produce the best possible listening experience for our fans and loyal supporters. To fully appreciate our products we recommend taking the time to read and follow the instructions in this manual. As always, we recommend all installations and service be performed by an authorized Memphis Audio dealer.
For optimal performance, Memphis recommends using only Memphis Connection accessories. Outfitting your system with properly sized Memphis Connection wire and accessories will dramatically boost your listening experience and increase the durability of your Memphis Audio products.
The CX23 crossover allows you to take complete control over your audio system from one convenient device. The CX23 can process the signal prior to entering your amplifiers making it an ideal solution for multi-amplifier systems. It also features an on-board line driver for improved signal.
Features
FRONT AND REAR CHANNEL
- High Pass Frequency Selector 40Hz to 400Hz
- Frequency Multiplier x 1 or x 20
- Crossover Slope 6dB/Octave or 12dB/Octave
- Signal Gain Control
- Parallel Input Switch
SUBWOOFER CHANNEL
- Subwoofer Input Switch
- +12dB Bass Boost
- Phase Shift Switch
- Stereo/Mono Switch
- Output Level Control
- Exclusive Remote Subwoofer Level Control
- Low Pass Frequency Selector 35Hz to 250Hz
- Bass Boost Frequency Selector 25Hz to 250Hz
Specifications
Specifications
FRONT CHANNEL X – OVER FREQ @ -3dB| (x1) 36Hz – 370Hz (x10) 830Hz – 9.2kHz
REAR CHANNEL X-OVER FREQ @ -3dB| 38Hz – 395Hz
SUB CHANNEL X-OVER FREQ @ -3dB| 59Hz – 255Hz
CROSSOVER SLOPES| Selectable -6 or -12dB
OUTPUT (SOURCE) IMPEDANCE| 1050
TYPICAL THD @ 1V IN/OUT| 0.004%
INPUT IMPEDANCE LOW LEVEL INPUTS| 10K ohms
INPUT VOLTAGE FOR FULL OUTPUT| 5.1V
MAX OUTPUT VOLTAGE AT 1.0% THD+N| 11.1V Font / Rear 7.1V Sub
SUB CHANNEL PERFORMANCE (Phase/ EQ)| Phase: 180° Switch / 25Hz – 100Hz + 12dB
SIGNAL TO NOISE RATIO MAIN INPUT| -112.8dB
INTERCHANNEL GAIN TRACKING| Within 0.3dB
CHANNEL SUMMING FUNCTIONS/BLEND| Selectable mono output on sub channel
CROSSTALK MAIN INPUTS MAIN| -52.9dB
CURRENT DRAW| 0.65A
Installation
- Find a mounting location for the CX23 Crossover
- Be certain you are not bolting into any fuel/electric/hydraulic lines or any other surfaces that may cause damage to your vehicle
- Screw the CX23 to the mounting location.
- Using the screw terminals provided, connect a minimum of 16AWG wire from the 12V+/GND/RMT terminals. The GND connection should be the shortest amount of wire possible. The 12V+ wire should connect directly to the vehicles battery and a 3A Fuse should be installed within 18” of the battery terminal. The RMT wire should connect to the turn-on lead of your source unit.
- Connect all line level inputs and outputs using high-quality RCA cables. Recheck all connections prior to powering up Set all level controls to their minimum positions and set all crossover control switches level with your frequency position.
- Power on the system and slowly increase the volume to a moderate level.
- Installation is complete, you can now use the controls on the device to set your systems audio to your desired levels.
4-Channel Stereo Front/Rear and Subwoofer Systems
12V+ Connect to car battery or other power source REMOTE: Connect to remote
activating 12V DC Wire GND: Connect wire to car chassis for ground connection
Troubleshooting
| Issue | Remedy |
|---|---|
| Unit does not power ON | Confirm the remote turn on wire has power Confirm 12V |
wire has power
Confirm GND is properly connected
Sound level is too low| Confirm there are no loose/disconnected cables Confirm
RCA cables are not faulty
Background noise too high| Confirm there are no loose/disconnected cables
Confirm the GND is connected properly
Confirm RCA cables are not faulty.
Controls And Operation
-
Ground Terminal (GND)
-
Remote Turn-On Terminal (REM)
-
Power Terminal (+12V)
-
Power Indicator
-
Front Channel Inputs
-
Parallel Input Switch: If there are 4 sets (2 pairs/front & rear) RCA inputs available, place this switch in the “IN” position. If there is only one pair of input RCA connectors being used, place this switch in the “OUT” position to provide front and rear input from the single pair of RCA inputs.
-
Rear Channel Inputs
-
Subwoofer Channel Inputs
-
Subwoofer Input Switch: If dedicated subwoofer signal is not available from the signal source, place this switch in the “ON” position to provide signal at the subwoofer output terminals. If there is a dedicated subwoofer signal source available, place the switch in the “OFF” position.
-
Front Channel High-Pass Frequency Selector
-
Rear Channel High-Pass Frequency Selector
-
Frequency Multiplier: For front channel high pass frequency selector
-
Front and Rear Channel Slope Selectors: Move the selector switch to the 6dB position when little or no attenuation and little or no separation is required between the selected frequency and the next adjacent frequency selected. Move to 12dB position when greater definition and/or attenuation is desired between the selected frequency and the other adjacent frequencies.
-
Subwoofer Low Pass Frequency Selector
-
Bass Boost Level Control
-
Bass Boost Frequency Selector
-
Phase Shift Selector Switch: Use this switch to select output phase for the subwoofer channel to provide the best time alignment and stereo imaging.
-
Stereo/Mono Switch: For selection of stereo and mono mode for subwoofer output signal.
-
Front and Rear Channel High Pass Level Controls
-
Front Channel Output Terminals
-
Subwoofer Low Pass Level Control
-
Subwoofer Channel Output Terminals
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Subwoofer Remote Level Control Jack: To be connected to the remote control or adjusting the outputs level of subwoofer output.
(Note: The Remote control will adjust to the highest preset setting on the subwoofer low pass gain control). -
Fuse: Only use a 3 Amp fuse for replacement.
Warranty
This products has a one year warranty from the date of purchase for defects in material or workmanship. The warranty is void if the product has been physically damaged by improper usage or abuse. If repairs are attempted outside of a Memphis Audio facility, the warranty is void.
This warranty is limited to the original retail purchaser and does not cover any expenses incurred in the removal or re-installation of the product. This warranty does NOT apply to product exterior and cosmetics. Memphis Audio disclaims any liability for incidental or consequential damages caused by product defects. Memphis Audio liability will not exceed the purchase price of the product and the warranty period specified.
Warranty shipments to Memphis Audio are the responsibility of the purchaser.
Pack the product carefully in the original carton if possible Memphis Audio
will not be responsible for damages incurred in shipment or due to improper
packaging materials used by the purchaser.
If determined to be within warranty your product will be repaired or replaced
at the discretion of Memphis Audio.
What is NOT covered under warranty
- Damage due to improper installation
- Damage caused by exposure to moisture, excessive heat, chemical cleaners and/or UV radiation
- Damage through negligence, misuse, accident or abuse. (Repeated returns for the same damage may be abuse)
- Product damaged in accident and/or due to criminal activity
- Service performed by anyone other than Memphis Audio
- Subsequent damage to other components
- Any cost or expense related to the removal or re-installation of product
- Products with tampered, missing , altered or defaced serial numbers/labels
- Freight damage
- The cost of shipping product to Memphis Audio
- Return shipping on non-defective items
- Any product not purchased from an authorized Memphis Audio dealer
Some states do not allow the exclusion or limitation of incidental or
consequential damages. The above limitations or exclusions may not apply to
you. This warranty gives you specific rights, you may have other rights which
vary from state to state.
If warranty service is required, a return authorization number is required to
return the product to Memphis Audio.