JBL DSP Amplifier DSP4086 - Black - Hero JBL DSP Amplifier DSP4086 - Black - Front JBL DSP Amplifier DSP4086 - Black - Back
JBL DSP Amplifier DSP4086 - Black - Hero

JBL DSP Amplifier DSP4086

JBL DSP Amplifier is an audio processor for fine-tuning of aftermarket audio systems. It is a self-contained audio system with 6-channel audio inputs, 8-channel powered audio outputs, an easy to use tuning interface a novice can understand and detailed tuning capabilities to satisfy even experienced installers. With a USB connection to access the tuning interface using a Windows PC, you can control fully variable crossovers, selectable 0-to-48dB slopes, time delay, 31-band parametric or graphic EQ adjustment, assignable input to output mixer with input channel summing, channel gain, master volume control, clipping indicator to ensure the audio output is not distorted and ability to save up to 10 presets.

Product Specifications

General Specifications

Max Power 1000W peak
RMS Power Output @ 2Ω 60W x 8, <1% THD+N
RMS Power Output @ 4Ω 40W x 8, <1% THD+N
Variable crossovers with hi-pass, lo-pass, band-pass capability & adjustable 0-to-48dB slopes
Selectable EQ adjustment Parametric or Graphic
Selectable 12V/Signal Sense/DC Offset turn-on modes, with 12V remote output
Frequency Response 10Hz to 22kHz @ -3dB
Signal-to-Noise Ratio >90dB @ 4Ω
Subwoofer Level Control -30dB to +6dB
Fuse Rating 40A
Operating Voltage 8V to 16V
Please consult the documents for in-depth specs

Documents & Downloads

What’s in the Box

  • 1 x DSP Amplifier
  • 1 x Wiring harness
  • 1 x USB tuning cable
  • 1 xWired remote level bass control
  • 1 x Mounting hardware
  • 6 x Hi level input adapters
  • 1 x Spare fuse
  • 4 x Wire ties
  • 2 x JBL sticker
  • 1 x Quick Start Guide
JBL DSP Amplifier DSP4086 - What's in the Box

FAQs & How-Tos

DSP 4086 Tuning Software Crashing/Not Responding

If your DSP Tuning Software is not responding properly or is crashing, it is likely because the proper USB driver has not yet been installed.  There is an easy fix for this, and it does not require you to uninstall anything.

  1. If the tuning software is open, close it.
  2. Go back to your software install files and double-click on “USB Driver”.

NOTE: Make sure to allow it to make changes to your computer if your anti-virus software requests it.

  1. After the driver is installed, reopen the software.  Your problem should be resolved.

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