[Used] Dayton Audio DSP-408 4x8 DSP Digital Signal Processor for Home and Car Audio

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Dayton AudioSKU: K665-USED | UPC: 848791004957
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Sale price $149.95 Regular price$249.99
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Take control of your audio system with the Dayton Audio DSP-408, a feature-rich 4 input/8 output digital signal processor. The DSP-408 features built-in EQ, crossovers, time alignment, and input/output mixing. The most alluring feature of the DSP-408 is the ability to be used in a home or car right out of the box, which makes it the perfect addition to your home or car audio system.


  • Real-time signal processing for ultimate control
  • Complete audio customization for application specific installations
  • Easy-to-use Graphical User Interface (GUI)
  • All eight output channels have a fully adjustable 10-band parametric EQ
  • Optional Bluetooth dongle (for streaming and app control) and wired remote available

Software Features:

  • 10-band parametric equalizer per channel
  • High and low shelf EQ per channel
  • Variable crossovers: High/Low/Band-Pass slopes 0-24 dB, Linkwitz Riley/Butterworth/Bessel
  • Time delay: 0 to 277 cm or 8.1471 ms adjustable in 1 cm steps
  • Input/Output mixing to customize the signal path
  • Phase adjustment
  • Customizable name/ID for each of the 6 presets
  • Load, save, recall, or delete preset files
  • Software controllable level attenuation on the preamp and high-level inputs
  • Minimum/maximum voltage protection
  • Reverse voltage protection
  • Mute circuit and delay

Package Contents:

• 1 x DSP-408 Processor

• 1 x Power Adapter (12V, 1.5A)

• 1 x High-Level/Power Input Harness (16-pin)

• 1 x USB A to B Cable (10 ft.)

• 2 x Mounting Brackets

• 4 x Mounting Bracket Machine Screws

• 4 x Mounting Screws

• 4 x Rubber Cushion Pads

• 1 x Introduction Card

Chipset: Analog Devices ADAU1701 SigmaDSP 28/56-bit Audio Processor

Sampling: 24-bit/48 kHz • RCA inputs: 4

RCA outputs: 8

High-level inputs: 4

High-level input impedance: 180 ohms

Maximum speaker input level: ≤8V

RCA input impedance: ≥20,000 ohms

Frequency response: 20-20,000 Hz

THD+N: 0.008%

Output impedance: <50 ohms

Maximum input level: ≤3.2V

RCA output: 3.5V rms

Signal to noise ratio: ≥115 dB

Remote out current: >500 mA

Power adapter input voltage: 100-240 VAC

Power adapter output: 12 VDC, 1.5A

Operating voltage: 9-17V

Dimensions: 6.53" W x 1.02" H x 4.55" L

California Prop 65

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