Goldhorn

Goldhorn DSPA 406 | 6 Channel DSP / 4 x 65w Amplifier

$ 399.99
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 Elevate your vehicle's audio experience with the Goldhorn DSPA 406, an advanced digital signal processor capturing the attention of car audio enthusiasts everywhere. Boasting a versatile setup with four high-level channel inputs and six-channel RCA outputs, this DSP is ideal for various vehicle audio upgrade plans. It's not just about compatibility; quality is where the DSPA 406 truly shines.

Delve deeper into its specifications, and you'll find the DSPA 406 is a cut above the rest, especially when pitted against entry-level models from competing brands. At its core, the DSPA 406 is equipped with Bluetooth® 5.0 for seamless wireless connectivity that's both fast and reliable. This, paired with its sophisticated Class AB amplifier, ensures a sound quality that's both crisp and rich in depth.

Moreover, the DSPA 406 incorporates state-of-the-art voltage build-up technology to ensure your audio remains consistent and distortion-free, even at higher volumes. The added navigation mix feature also stands out, providing an integrated audio experience that allows for simultaneous navigation prompts without compromising the integrity of your music.

Whether you're a newcomer to car audio upgrades or looking to enhance your current setup, the Goldhorn DSPA 406 is an impeccable choice. It's not just a digital signal processor – it's a gateway to an unparalleled auditory journey, ensuring every note and nuance of your favorite tracks is delivered with the utmost clarity and power.


  • 4 x 65W/4Ω. integrated Class AB amplifier
  • Voltage build-up technology
  • 4 x High Level Inputs 4 x AUX Inputs
  • 6 x RCA Outputs 4 x High Level Outputs
  • Bluetooth® 5.0 Audio Codec: apt-X HD/aptX /AAC/SBC
DSPA 406 Technical Specs
DSP Chip ADAU1701
DAC Chip ADAU1701 & PCM1754
ADC Chip ADAU1701 & PCM1808
Opamp MC33078
Capacitors High Temperature for High Reliability to 105°C electrolytics and WIMA film Caps
PC Connection USB - B
Processing Functions Crossover Frequency: 20Hz ~ 20kHz @ 1dB steps / Master Gain: 0 ~ 60dB / Channel gains: -20dB ~ +5dB Polarity: Phase Reversal 0 or 180 / EQ filters Q 0.5 ~ 15 @ 0.1 steps / Input Mixer Three Linking Functions: Volume Linking- Absolute or Relative EQ Linking - Relative or Absolute Crossover Linking - With EQ link on, Freq Link button will link crossovers
Output EQ EQ bands: All Channels 31 @ ± 15dB in 0.1dB Steps Filter Functions: Peak / High Shelf / Low Shelf / 1st order All Pass/ 2nd Order All Pass
Crossover Butterworth & Bessel: 6,12,18,24,30,36,42,48dB / Linkwitz: 12, 24, 36dB
Delay 0 ~ 17ms / 0.02ms Steps
Inputs 4 x Hi / 2 x RCA /1 x Opt / BT
XO Phase Rotation Variable Phase shift at HP and LP filters from 0° ~ 359°
Input EQ EQ bands: All Channels 5 bands @ ± 15dB in 0.1dB Steps Filter Functions: Peak / High Shelf / Low Shelf / 1st order All Pass/ 2nd Order All-Pass Input Delay: 0 ~ 10ms in 0.02 Steps
Frequency Resp: 20Hz ~ 40kHz
Operating Voltage 10V ~ 16V
Input Sens (V) RCA 2.3V Max
Input Sens (V) Hi 10V
RCA Out Voltage 6 x 4.5V
RCA Out Specs THD+Noise <0.03 S/N >100dB
Amp Outputs 65W x 4, Class AB
Dimensions (mm) 180 x 130 x 41
Start-Stop ready Yes
EPS Error Protection System Yes
Finish Black anodized Aluminum
Auto Turn On via DC Offset or Signal Sensing Yes
Remote Turn-on Output Yes
Clipping LED’s
Built-in Bluetooth Yes
THD+Noise Amplifier
S/N ratio Amplifier
THD+Noise RCA out
S/N ratio RCA out
Fuse Rating 10A
Input impedance: 6 Ohms
Controller Optional
Input Mixer Yes
Presets 8
Software Interface 64-bit Windows 8, Windows 8.1, or Windows 10,11
Navigation Mode Yes
Power off Delay Yes
Noise Gate (analog Input) Yes
Automatic Switching Config. Yes
Input EQ Yes
Input All-Pass Filters Yes
Input Delay Yes
Variable Phase 0~360 at crossover filters Yes
Output EQ 31 Bands
Hi-Shelf, Low-Shelf Yes
Output All-Pass filters Yes
Output Delay 0 ~ 17ms @ .02ms steps
Goldhorn

Goldhorn DSPA 406 | 6 Channel DSP / 4 x 65w Amplifier

Product code: DSPA 406
In Stock
$ 399.99
$ 399.99
  • Description

     Elevate your vehicle's audio experience with the Goldhorn DSPA 406, an advanced digital signal processor capturing the attention of car audio enthusiasts everywhere. Boasting a versatile setup with four high-level channel inputs and six-channel RCA outputs, this DSP is ideal for various vehicle audio upgrade plans. It's not just about compatibility; quality is where the DSPA 406 truly shines.

    Delve deeper into its specifications, and you'll find the DSPA 406 is a cut above the rest, especially when pitted against entry-level models from competing brands. At its core, the DSPA 406 is equipped with Bluetooth® 5.0 for seamless wireless connectivity that's both fast and reliable. This, paired with its sophisticated Class AB amplifier, ensures a sound quality that's both crisp and rich in depth.

    Moreover, the DSPA 406 incorporates state-of-the-art voltage build-up technology to ensure your audio remains consistent and distortion-free, even at higher volumes. The added navigation mix feature also stands out, providing an integrated audio experience that allows for simultaneous navigation prompts without compromising the integrity of your music.

    Whether you're a newcomer to car audio upgrades or looking to enhance your current setup, the Goldhorn DSPA 406 is an impeccable choice. It's not just a digital signal processor – it's a gateway to an unparalleled auditory journey, ensuring every note and nuance of your favorite tracks is delivered with the utmost clarity and power.


    • 4 x 65W/4Ω. integrated Class AB amplifier
    • Voltage build-up technology
    • 4 x High Level Inputs 4 x AUX Inputs
    • 6 x RCA Outputs 4 x High Level Outputs
    • Bluetooth® 5.0 Audio Codec: apt-X HD/aptX /AAC/SBC
    DSPA 406 Technical Specs
    DSP Chip ADAU1701
    DAC Chip ADAU1701 & PCM1754
    ADC Chip ADAU1701 & PCM1808
    Opamp MC33078
    Capacitors High Temperature for High Reliability to 105°C electrolytics and WIMA film Caps
    PC Connection USB - B
    Processing Functions Crossover Frequency: 20Hz ~ 20kHz @ 1dB steps / Master Gain: 0 ~ 60dB / Channel gains: -20dB ~ +5dB Polarity: Phase Reversal 0 or 180 / EQ filters Q 0.5 ~ 15 @ 0.1 steps / Input Mixer Three Linking Functions: Volume Linking- Absolute or Relative EQ Linking - Relative or Absolute Crossover Linking - With EQ link on, Freq Link button will link crossovers
    Output EQ EQ bands: All Channels 31 @ ± 15dB in 0.1dB Steps Filter Functions: Peak / High Shelf / Low Shelf / 1st order All Pass/ 2nd Order All Pass
    Crossover Butterworth & Bessel: 6,12,18,24,30,36,42,48dB / Linkwitz: 12, 24, 36dB
    Delay 0 ~ 17ms / 0.02ms Steps
    Inputs 4 x Hi / 2 x RCA /1 x Opt / BT
    XO Phase Rotation Variable Phase shift at HP and LP filters from 0° ~ 359°
    Input EQ EQ bands: All Channels 5 bands @ ± 15dB in 0.1dB Steps Filter Functions: Peak / High Shelf / Low Shelf / 1st order All Pass/ 2nd Order All-Pass Input Delay: 0 ~ 10ms in 0.02 Steps
    Frequency Resp: 20Hz ~ 40kHz
    Operating Voltage 10V ~ 16V
    Input Sens (V) RCA 2.3V Max
    Input Sens (V) Hi 10V
    RCA Out Voltage 6 x 4.5V
    RCA Out Specs THD+Noise <0.03 S/N >100dB
    Amp Outputs 65W x 4, Class AB
    Dimensions (mm) 180 x 130 x 41
    Start-Stop ready Yes
    EPS Error Protection System Yes
    Finish Black anodized Aluminum
    Auto Turn On via DC Offset or Signal Sensing Yes
    Remote Turn-on Output Yes
    Clipping LED’s
    Built-in Bluetooth Yes
    THD+Noise Amplifier
    S/N ratio Amplifier
    THD+Noise RCA out
    S/N ratio RCA out
    Fuse Rating 10A
    Input impedance: 6 Ohms
    Controller Optional
    Input Mixer Yes
    Presets 8
    Software Interface 64-bit Windows 8, Windows 8.1, or Windows 10,11
    Navigation Mode Yes
    Power off Delay Yes
    Noise Gate (analog Input) Yes
    Automatic Switching Config. Yes
    Input EQ Yes
    Input All-Pass Filters Yes
    Input Delay Yes
    Variable Phase 0~360 at crossover filters Yes
    Output EQ 31 Bands
    Hi-Shelf, Low-Shelf Yes
    Output All-Pass filters Yes
    Output Delay 0 ~ 17ms @ .02ms steps
  • FAQs
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