Digital Bass Restoration Processor – BRP9004

Retail Exclusive:
No Longer Available

SKU: BRP9004 Categories: ,

The BRP9004 will maximize the low-frequency power and punch of any bass system, whether you’ve got a simple powered tube or a full-blown competition setup. Simply install this processor between your car’s receiver and your outboard amplifiers, and hear what you’ve been missing. Sophisticated processing restores low bass fundamental tones, and increases your bass response without putting any additional stress on your speakers. A subsonic filter removes extreme low bass from your signal so your amps and subs will play louder and cleaner.


  • Bass enhancing control
  • Parametric bass control with phase shift)
  • Switchable balanced/unbalanced inputs
  • Ground isolator filter
  • PWM power supply
  • Dashboard mountable remote control for convenient audio enhancement
  • Subsonic filter : 20Hz – 50Hz
  • Bass boost @ 45Hz (0 – 18dB)
  • Signal line driver: 2.5V – 10V
  • Max line output: 13V
  • Frequency response: 10Hz – 100kHz
  • THD: 0.003%
  • Signal to noise ratio: 130dB
  • 1.18″ x 7.48″ x 5.24″ (HxWxD)

Manuals (PDFs)

Read Prop 65 WARNING for California Residents

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