1. Car Audio Signal Processors On Sale
  2. sku: 1752759796066751
  3. ROCKFORD FOSGATE RFQ-1401

ROCKFORD FOSGATE RFQ-1401 Symmetry Dsp Card EPX2 Card.

Rfq-1401 Rockford Fosgate Symmetry Epx2 Dsp Card. Rare D-card Adds To Units

( Brand: Rockford Fosgate ), ( Manufacturer Part Number: RFQ-1401 ), ( Model: EPX2 ), ( Type: Signal Processor ), ( Country Of Origin: United States ), ( California Prop 65 Warning: Quot;warning, E.g., Lead, Which Is Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov. Quot; )

Review ROCKFORD FOSGATE Symmetry Dsp Card. Rare D card Adds To Units

The Rockford Fosgate RFQ-1401 Symmetry EPX2 DSP Card, also known as the D-Card, is a powerful and versatile digital signal processing solution designed specifically for use with select Rockford Fosgate amplifiers. This DSP card offers advanced features and customizable settings to deliver optimal sound quality and performance for various vehicle applications.

The EPX2 DSP platform is a state-of-the-art, 24-bit, 96kHz digital signal processing system. It comes with a comprehensive library of filters, EQ presets, and limiter settings to ensure precise control over your audio system. The card is designed for easy integration with select Rockford Fosgate amplifiers, including those with the R1, R2, and M1 series.

The RFQ-1401 DSP Card features a sleek, compact design that can be installed in a variety of vehicle configurations. It comes with a user-friendly, color, touchscreen interface, allowing users to easily access and adjust settings on the fly. The card also supports remote control via an optional wired remote or the Rockford Fosgate Punch Level App.

The EPX2 DSP platform offers advanced features such as:

* Parametric and Graphic Equalizers

* Subsonic Filter

* High-Pass and Low-Pass Filters

* Delay and Polarity Settings

* Limiter and Protection

* Time Correction

* Selectable Input and Output Voltage

* Selectable Input and Output Impedance

* Adjustable Gain and Phase

* Selectable Filter Slopes

The RFQ-1401 Symmetry EPX2 DSP Card also offers a unique feature called Symmetry Mode. This mode allows the user to create perfectly balanced left and right audio channels, ensuring a more accurate and consistent sound between the left and right speakers.

Overall, the Rockford Fosgate RFQ-1401 Symmetry EPX2 DSP Card is an essential tool for anyone looking to fine-tune their audio system for optimal performance and sound quality. Its advanced features, user-friendly interface, and compatibility with select Rockford Fosgate amplifiers make it a must-have for serious audio enthusiasts.

The Rockford Fosgate RFQ-1401 Symmetry EPX2 DSP (Digital Signal Processing) card is an advanced audio processing solution designed for car audio systems. Here are some potential pros and cons that may help you make an informed decision about whether to purchase this D-card:

Pros:

1. Advanced DSP Technology: The EPX2 DSP card utilizes advanced digital signal processing technology to optimize audio performance. This includes features like 13-band equalization, time correction, and parametric equalization.

2. Customizable Presets: The DSP card comes with a variety of presets that can be customized to suit different musical genres and listening preferences. This can help ensure that your car audio system delivers the best possible sound quality.

3. Expandability: The EPX2 DSP card can support up to six channels, making it a versatile option for complex car audio installations.

4. User-Friendly Interface: The DSP card features a user-friendly interface that allows for easy adjustments and customizations. This includes a large, backlit display and intuitive menu navigation.

Cons:

1. Cost: The EPX2 DSP card is a premium product, and its cost may be a barrier for some potential buyers.

2. Complex Installation: Installing the EPX2 DSP card can be a complex process, requiring a significant amount of time and expertise. This may be a consideration for those who are new to car audio installations.

3. Compatibility: The DSP card may not be compatible with all car audio systems or aftermarket components. It is important to check compatibility before making a purchase to avoid potential issues.

Conclusion:

The Rockford Fosgate RFQ-1401 Symmetry EPX2 DSP card is a high-performance audio processing solution that offers advanced features and customizable presets. However, its cost and complex installation may be drawbacks for some potential buyers. Ultimately, the decision to purchase the EPX2 DSP card depends on your specific car audio needs and budget. If you are looking for a premium audio solution with advanced customization options, the EPX2 DSP card may be worth the investment. If you are new to car audio installations or have a limited budget, you may want to consider other options.

Recommendation:

If you are in the market for a high-performance car audio system with advanced customization options, the Rockford Fosgate RFQ-1401 Symmetry EPX2 DSP card is definitely worth considering. However, it is important to carefully evaluate your specific car audio needs and budget before making a purchase. You may also want to consult with a professional car audio installer to ensure that the installation process goes smoothly. If the EPX2 DSP card is not within your budget or seems too complex for your needs, there are other DSP solutions and car audio components that may be more suitable for you. Ultimately, the key is to do your research and choose a solution that delivers the best possible sound quality for your car audio system.

Details:

Fan is not included. Stored in an airtight bag and boxed. Don't miss your chance serious inquiries only, no low ball offers. The Rockford Fosgate Symmetry EPX2 DSP Card part number RFQ-1402 is a legendary, ultra-rare plug-in daughter card for the signal processor from late 1990.

Key highlights: - Ultra-rare / unicorn status Very few were ever made due to high production costs and limited demand; often called one of the hardest-to-find Rockford accessories. Includes The DSP card itself RFQ-1402 ; original microphone and ultra rare dsp owners manual. This was a limited-production digital signal processing add-on that expanded the EPX2s capabilities beyond standard analog EQ cards like E14 or E28 28-band, adding early DSP features such as advanced filtering, enhanced crossover precision, and potential time/phase alignment elements making it holy grail for old-school car audio enthusiasts chasing vintage high-end Rockford sound. Compatibility designed specifically to plug into the Symmetry EPX2 chassis alongside or instead of graphic EQ cards for modular expansion.

Worked to perfection but not recently tested so sold as is. Condition appears perfect.

part #: rfq1401 prices

  • $900.00-$1184.84

specifications signaprocess:

  • brand: Rockford Fosgate
  • mpn: Rfq-1401
  • model: Epx2
  • type: Signal Processor
  • country of origin: United States
  • california prop 65 warning: Quot;warning, E.g., Lead, Which Is Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov. Quot;

general signaprocess:

  • Vehicle Electronics GPS > Car Audio > Signal Processors
  • condition: Used

seller signaprocess:

  • city: Chico, California
  • rating: 100.0%
  • # reviews: 14

returns signaprocess:

  • policy: No Returns

payments signaprocess:

  • other
  • credit card: Visa
  • wallet: Apple-pay

offer signaprocess:

  • started: February 4, 2026
  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0

shipping signaprocess:

  • carrier: USPS
  • cost: $15.47
  • type: Calculated
  • service: USPS Priority Mail
  • transit: 5-13 Days
  • class: Expedited
type: signal processor, country of origin: united states, california prop 65 warning: quot;warning, e.g., lead, which is known to the state of california to cause cancer and birth defects or other reproductive harm. for more information go to www.p65warnings.ca.gov. quot;,
category: electronics > vehicle electronics gps > car audio > signal processors, sku: 1752759796066751,

Rockford Fosgate RFQ-1401 Is Similar To:

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2 offers $900.00–$1184.84 USD
  • Offer #1: $900.00 price + $25.00 shipping estimate = $925.00* total. This item is sold as is due to its age. Rockford Fosgate with RDAT Remote display, DSP card, 28 band equalizer card.+$25.00 shipping
  • Offer #2: $1184.84 price + $64.82 shipping estimate = $1249.66* total. Very good condition Used all fully working and tested Very rare now to find one with ten 28 band EQ card.+$64.82 shipping

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