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Discontinued Car Equalizers (EQs)

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Autotek ATEQ7B

7-Band Parametric Equalizer with 9V Line Driver

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7-Band Parametric Equalizer with 9V Line Driver

• 7 band-Band Parametric Equalizer
• 3 Sets of preamp outputs (front, rear and subwoofer)
• 9 volts Max preamp outputs
• Subwoofer frequency and level control

• 7 band-Band Parametric Equalizer
• 3 Sets of preamp outputs (front, rear and subwoofer)
• 9 volts Max preamp outputs
• Subwoofer frequency and level control

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3-Band Parametric EQ & Universal Audio Processor

3-Band Parametric EQ & Universal Audio Processor

NVX - Worth the Envy - Direct to Consumer Car Audio

AudioControl LCQ-1 (Black)

6-Channel EQ Signal Processor with AccuBASS

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6-Channel EQ Signal Processor with AccuBASS

• 6-Channel Line Output Converter
• 6-Channel Preamp Level Outputs
• 12-Volt turn-on lead output
• Independent Front, Rear, and Sub EQ Controls

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• 6-Channel Line Output Converter
• 6-Channel Preamp Level Outputs
• 12-Volt turn-on lead output
• Independent Front, Rear, and Sub EQ Controls

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11-Band Equalizer, DIN-Size with detachable faceplate, front, rear, and non-fading gold-plated RCA preouts...

11-Band Equalizer, DIN-Size with detachable faceplate, front, rear, and non-fading gold-plated RCA preouts...

AudioControl EQX - Black (Open Box)

2 Channel Trunk-Mount 13 Band Equalizer with Crossover & 5-year warranty*!

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2 Channel Trunk-Mount 13 Band Equalizer with Crossover & 5-year warranty*!

• Trunk Mount Equalizer with Crossover
• Programmable 24 dB/Octave 2-way Linkwitz-Riley Crossover
• Line and Speaker Level Inputs

• Trunk Mount Equalizer with Crossover
• Programmable 24 dB/Octave 2-way Linkwitz-Riley Crossover
• Line and Speaker Level Inputs

AudioControl LC7 (White)

6-Channel Line Out Converter (LOC) with iPod and Auxiliary Input

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6-Channel Line Out Converter (LOC) with iPod and Auxiliary Input

Six Channel Line Output Converter With Auxiliary Input • Stereo Auxiliary Input To Add An Ipod Or Satellite Radio • Remote Knob • Switch Between Factory Stereo And Auxiliary Source

Six Channel Line Output Converter With Auxiliary Input • Stereo Auxiliary Input To Add An Ipod Or Satellite Radio • Remote Knob • Switch Between Factory Stereo And Auxiliary Source

Rockford Fosgate 3SIXTY.1 ( WITH 1 IN MODEL ) R/B

Digital Sound Processor for OEM Integration

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Digital Sound Processor for OEM Integration

Digital Sound Processor • OEM integration • remote turn-on • 15-band adjustable EQ • programmable volume control • 6-channel speaker level inputs • seamless integration

Digital Sound Processor • OEM integration • remote turn-on • 15-band adjustable EQ • programmable volume control • 6-channel speaker level inputs • seamless integration

Factory Refurbished AudioControl LC6i (GRAY LC6)

Refurbished LC6i VERSION! - 6 Channel Line Output Converter with Internal Summing

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Refurbished LC6i VERSION! - 6 Channel Line Output Converter with Internal Summing

(COLOR: SALMON GRAY) Six Input and Output Channels • AutoMode Inputs • Signal Sensing Inputs • Line Output Converter

(COLOR: SALMON GRAY) Six Input and Output Channels • AutoMode Inputs • Signal Sensing Inputs • Line Output Converter

Pioneer DEQ-7600 Open Box

(Open Box) 15 Band Digital Equalizer with DSP

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(Open Box) 15 Band Digital Equalizer with DSP

DSP Equalizer • Full-DIN chassis • 15-band digital EQ • spectrum analyzer • 5 preset/3 programmable EQ curves • 4-mode listening position switch • 5 DSP soundfields • selectable low-pass crossover • 3 sets of preamp outputs

DSP Equalizer • Full-DIN chassis • 15-band digital EQ • spectrum analyzer • 5 preset/3 programmable EQ curves • 4-mode listening position switch • 5 DSP soundfields • selectable low-pass crossover • 3 sets of preamp outputs

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Open Box - Store Return

OPEN BOX - LIKE NEW! • 7-Band Graphic Equalizer • 7V RCA Line-Level Output • Subwoofer Control

OPEN BOX - LIKE NEW! • 7-Band Graphic Equalizer • 7V RCA Line-Level Output • Subwoofer Control

AudioControl D4800 (Open Box, Complete)

800W RMS D-Series 4-Channel Amplifier with Digital Signal Processor

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800W RMS D-Series 4-Channel Amplifier with Digital Signal Processor

• D-Series 4-Channel Amplifier with Digital Signal Processor
• 4 ohm: 125 watts x 4 chan.
• 2 ohm: 200 watts x 4 chan.
• AudioControl's Smart User DSP software inlcluded
• 30 Bands of graphic equalization
• FEATURE 6
• FEATURE 7

• D-Series 4-Channel Amplifier with Digital Signal Processor
• 4 ohm: 125 watts x 4 chan.
• 2 ohm: 200 watts x 4 chan.
• AudioControl's Smart User DSP software inlcluded
• 30 Bands of graphic equalization
• FEATURE 6
• FEATURE 7

Sound Storm Labs (SSL) S4EQ

4 Band Graphic Equalizer, With Subwoofer Crossover, Input gain control, Master Volume control

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4 Band Graphic Equalizer, With Subwoofer Crossover, Input gain control, Master Volume control

Front, Rear And Subwoofer Outputs • Fader Control • Subwoofer Volume Control • Subwoofer Frequency 30Hz to 250Hz Variable • Dual Color Illumination (Red, Green)

Front, Rear And Subwoofer Outputs • Fader Control • Subwoofer Volume Control • Subwoofer Frequency 30Hz to 250Hz Variable • Dual Color Illumination (Red, Green)

AudioControl EQL - Black (Open Box)

2-Channel Trunk Mount Dual Bandwidth Graphic Equalizer and Pre-Amp with 5-year warranty*!

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2-Channel Trunk Mount Dual Bandwidth Graphic Equalizer and Pre-Amp with 5-year warranty*!

• Trunk Mount Equalizer and Pre-Amp
• PFM Subsonic Filter
• Line and Speaker Level Inputs
7 Band, 1 Octave Equalizer
6 Band, 1/2 Octave Bass EQ
• Color: Black Blue

• Trunk Mount Equalizer and Pre-Amp
• PFM Subsonic Filter
• Line and Speaker Level Inputs
7 Band, 1 Octave Equalizer
6 Band, 1/2 Octave Bass EQ
• Color: Black Blue

MA Audio MPE100

4-Band Parametric Equalizer

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4-Band Parametric Equalizer

4-Band Parametric Equalizer • Fader • Sub Gain • Adjustable Subwoofer Crossover • 20dB Headroom • 3 Pair Outputs • 2 Pair Inputs • AUX Input Sensitivity

4-Band Parametric Equalizer • Fader • Sub Gain • Adjustable Subwoofer Crossover • 20dB Headroom • 3 Pair Outputs • 2 Pair Inputs • AUX Input Sensitivity

MA Audio MA15EQX

15-Band Graphic Equalizer w/ 3-way Crossover

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15-Band Graphic Equalizer w/ 3-way Crossover

15 Band Graphic Equalizer with 3-Way Crossover • Brushed Aluminum Finish • +-12dB EQ Boost / Cut • PWM Switching Power Supply • Removable Aluminum Handles

15 Band Graphic Equalizer with 3-Way Crossover • Brushed Aluminum Finish • +-12dB EQ Boost / Cut • PWM Switching Power Supply • Removable Aluminum Handles

AudioControl EQS - Black (Open Box)

6 Channel Trunk Mount 13-Band Graphic Equalizer with 5-year warranty*!

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6 Channel Trunk Mount 13-Band Graphic Equalizer with 5-year warranty*!

• Six Inputs and Outputs
• Dual-bandwidth Equalization
• Front / Rear / Sub Fader Compatible
• 13 Graphic Equalizer Bands
• Built-in Line Driver
• Color: Black Blue

• Six Inputs and Outputs
• Dual-bandwidth Equalization
• Front / Rear / Sub Fader Compatible
• 13 Graphic Equalizer Bands
• Built-in Line Driver
• Color: Black Blue

Power Acoustik DG-7Q O/B

Open Box, 7 Band Digital Equalizer with Built-in Volt Meter

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Open Box, 7 Band Digital Equalizer with Built-in Volt Meter

7 Band Digital Equalizer with Built-in Volt Meter • 2 Inputs • System battery voltage display • Master volume, fader, and subwoofer level control • Subwoofer output voltage up to 10V

7 Band Digital Equalizer with Built-in Volt Meter • 2 Inputs • System battery voltage display • Master volume, fader, and subwoofer level control • Subwoofer output voltage up to 10V

Kicker 10ZXSUM8 - Open Box, Very Good Condition (Used)

Line Out Converter Provides Complete Integration of Aftermarket Speakers into a Vehicle OEM System

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Line Out Converter Provides Complete Integration of Aftermarket Speakers into a Vehicle OEM System


• Line Out Converter For OEM Integration
• Sums and Balances Signals From the Factory Stereo
• Produces a Full-Bandwidth, Line-Level Output Signal
• Built-in Auxiliary Input


• Line Out Converter For OEM Integration
• Sums and Balances Signals From the Factory Stereo
• Produces a Full-Bandwidth, Line-Level Output Signal
• Built-in Auxiliary Input

Alpine VehicleHub Pro VPA-B222 R/B

Factory OEM Audio and Video Control System

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Factory OEM Audio and Video Control System

The Alpine VPA-B222 VehicleHub Pro lets you add aftermarket components such as amps or processors to your factory installed system, regardless of vehicle brand and dashboard configurations...

The Alpine VPA-B222 VehicleHub Pro lets you add aftermarket components such as amps or processors to your factory installed system, regardless of vehicle brand and dashboard configurations...

AudioControl DQ-61

6-Channel EQ and Line Output Converter with Signal Delay

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6-Channel EQ and Line Output Converter with Signal Delay

• Accurately Tune Your OEM and Aftermarket System
• 14 EQ Bands
• User Friendly Signal Delay
• Patent Pending AccuBASS Corrects for Bass Roll-Off
• Truly Take Control of Your Car Audio Sound

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VIP Product Get $37.50 in rewards to spend later

• Accurately Tune Your OEM and Aftermarket System
• 14 EQ Bands
• User Friendly Signal Delay
• Patent Pending AccuBASS Corrects for Bass Roll-Off
• Truly Take Control of Your Car Audio Sound

NVX - Worth the Envy - Direct to Consumer Car Audio

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    FAQ Frequently asked questions in Discontinued Car Equalizers (EQs)


    Car Equalizers (EQs) Frequently Asked Questions (FAQ)
    A car equalizer, often referred to as an EQ, is an audio device designed to adjust and control the balance of frequencies in your car's audio system. It allows you to fine-tune the bass, midrange, and treble frequencies to achieve a desired sound profile. EQs are used to correct acoustic deficiencies in a vehicle's interior, tailor the audio output to personal preferences, and optimize the overall listening experience.
    A car equalizer works by adjusting the amplitude or level of specific frequency bands in the audio signal. It typically features sliders or knobs for different frequency ranges, such as bass, midrange, and treble. By manipulating these controls, you can boost or cut specific frequencies to enhance or diminish their presence in the audio output. This allows you to create a balanced soundstage and compensate for factors like speaker placement and vehicle acoustics.
    Yes, you can install a car equalizer in your existing car audio system. EQs can be integrated between the head unit and the amplifier or directly into the signal path, depending on the EQ model. Some modern car head units also come with built-in equalizer functions. When installing an external EQ, it's essential to ensure proper wiring and integration to achieve the desired audio adjustments. Professional installation may be recommended for complex setups.
    While some technical understanding of audio frequencies can be helpful, many car equalizers are designed with user-friendly interfaces, such as sliders or rotary knobs, that make adjustments intuitive. Basic knowledge of how different frequencies affect the audio can assist in achieving optimal results. Some advanced EQs also offer presets or automatic tuning features that can simplify the tuning process. However, for precision tuning and a customized sound, taking the time to experiment with different settings and listening to the changes is advisable.
    Yes, a car equalizer can significantly enhance audio quality in your car by allowing you to tailor the sound output to your preferences and the acoustics of your vehicle. It can address frequency imbalances, correct deficiencies caused by speaker placement, and compensate for road noise. With proper adjustments, an EQ can create a more immersive and enjoyable listening experience, making your favorite music sound clearer, more dynamic, and well-balanced.
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