Signal Processors
Alpine KTX-H100
MultEQ tuning kit for the Alpine PXA-H100
Special Return Policy Ship date uncertainReserve yours today
- tuning kit works in concert with Alpine's PXA-H100 IMPRINT Audio Processor
- includes a calibration CD-ROM, microphone and cables, and a junction box for connections
AudioControl Overdrive Plus
2-channel line driver
LOW STOCK- line driver provides up to 24 dB of gain (9.5 volt RMS maximum)
- works with optional dash-mounted remote control
- top-mounted controls for easy adjustment
Alpine PXA-H100 IMPRINT Audio Processor
Tunes your Alpine receiver to your vehicle's acoustics
IN STOCK- audio processor for use with most 2008 Alpine Ai-NET receivers
- IMPRINT sound technology adjusts receiver output to match vehicle acoustics
JBL MS-2 Car Audio Optimizer
Get better sound from your iPod® or other portable in your car
IN STOCK- automatically analyzes and tailors the sound to your specific vehicle
- works with or without aftermarket subs
- no installation necessary — plugs into your vehicle's power port
The Epicenter by AudioControl
Bass processor (White)
IN STOCK- white processor with wired dash-mount bass remote
- increases bass response from your system
- 2-channel preamp inputs and outputs
The Epicenter by AudioControl
Bass processor (Gray)
IN STOCK- gray processor with wired dash-mount bass remote
- increases bass response from your system
- 2-channel preamp inputs and outputs
AudioControl DDC
Dash-mounted digital controller for AudioControl processors
IN STOCK- dash-mount controller for easy access to your AudioControl processor
- includes a 20-foot cable and a handy remote control
- works with AudioControl's DQS, DQX, DQT, DQXS, and DQL-8 processors
AudioControl LC8i
8-channel line output converter with auxiliary input add outboard amps to your factory audio system (Gray)
IN STOCK- 8-channel line output converter
- designed to work with any factory stereo
- 8 high-level inputs with 400 watts RMS power handling
AudioControl LC8i
8-channel line output converter with auxiliary input add outboard amps to your factory audio system (White)
IN STOCK- 8-channel line output converter
- designed to work with any factory stereo
- 8 high-level inputs with 400 watts RMS power handling
The Epicenter Plus by AudioControl
Bass processor with aux input for factory or aftermarket systems (Gray)
IN STOCK- gray bass processor with auxiliary input and wired remote
- increases bass response from your system
- works with any stereo factory or aftermarket
The Epicenter Plus by AudioControl
Bass processor with aux input for factory or aftermarket systems (White)
LOW STOCK- white bass processor with auxiliary input and wired remote
- increases bass response from your system
- works with any stereo factory or aftermarket
AudioControl LCQ-1
6-channel line output converter with equalizer — add amps to your factory system (White)
IN STOCK- 6-channel line output converter
- designed to work with any factory stereo
- 6 high-level inputs
AudioControl LCQ-1
6-channel line output converter with equalizer — add amps to your factory system (Gray)
IN STOCK- 6-channel line output converter
- designed to work with any factory stereo
- 6 high-level inputs
AudioControl THREE.2
In-dash equalizer with crossover and line driver
IN STOCK- preamp/equalizer and subwoofer crossover
- 3-band EQ (+/-12 dB at 125, 1,250, and 10,000 Hz) with parametric EQ for bass (+/-12 dB at 40 to 80 Hz)
- front and rear panel auxiliary inputs
JL Audio CL441dsp CleanSweep®
Sound processor for use when adding amps and speakers to a factory system
IN STOCK- system integration sound processor with automatic digital EQ
- 120-band digital equalizer
- 2 sets of preamp outputs for connection to external amplifiers
AudioControl DQL-8
Digital processor with 8-channel line output converter
LOW STOCK- 8-channel line output converter/processor
- designed to work with any factory stereo
- 8 high-level inputs with up to 400 watts RMS power handling
Alpine PXA-H800
Digital sound processor
PRE-ORDER- audio processor for use with any receiver, including factory systems
- IMPRINT sound technology adjusts receiver output to match vehicle acoustics
- surround sound decoding, plus Dolby Pro Logic II decoding
JBL MS-8
Digital sound processor
IN STOCK- automatic equalization and time correction
- built-in amplifier (18 watts RMS x 8 @ 4 ohms/30 watts RMS x 8 at 2 ohms)
- 8-channel preamp inputs and outputs
Learning Center

- What are Factory Sound Processors?
- Factory sound processors take your factory stereo's signal, clean it up, and send a corrected audio signal to...

- Jeff's Tips for Getting Maximum Sound Quality in Your Car
- Your car can be a great place for music listening. Many commuters suffer for hours each day with inferior...
- Life with a Factory Stereo
- A review of the JL Audio CleanSweep®
- Video: JL Audio CleanSweep®
- Video: Alpine's IMPRINT signal processing in action
- How to Choose an Equalizer
- How to Choose a Crossover
- How to Get the Best Stereo Imaging & Soundstage
- What are Firmware Updates?
- Video: Tuning a High-end Car Stereo System
- Laying the Foundation, Part 3
- Focal's Utopia speakers take center stage
- Find more articles, videos, and reviews on the Learn tab

