HELIX P SIX DSP ULTIMATE 6 Channel DSP Amplifier

Upgrade your car audio system today with the Helix P SIX DSP ULTIMATE – where power meets precision.

SKU: P SIX DSP Ultimate

$2,850.00

Description

Helix P SIX DSP ULTIMATE 6-Channel DSP Amplifier 

High-Resolution Car Audio Powerhouse

The HELIX P SIX DSP Ultimate6-channel amplifier delivers exceptional power and cutting-edge DSP technology in one premium solution. Designed for serious car audio enthusiasts, this amplifier combines high-output performance with advanced digital signal processing to create an unrivalled listening experience.

This unit is supplied brand new in a sealed, unopened box, complete with all original accessories for a true out-of-the-box installation.

HELIX_P-SIX-DSP-ULTIMATE_SG

HELIX P SIX DSP Ultimate - Unmatched Power & Sound Quality

Experience up to 285 Watts RMS per channel at 2 Ohms, providing clean, dynamic power across your entire system. Whether you’re upgrading factory audio or building a high-end custom setup, the P SIX DSP ULTIMATE delivers precise, distortion-free sound reproduction.

Advanced 12-Channel DSP Processing

At the heart of this amplifier is a 12-channel digital signal processor with doubled processing power, allowing for highly detailed tuning and optimisation. Achieve high-resolution audio performance with complete control over your sound staging, equalisation, and crossover settings.

HELIX P SIX DSP Ultimate - ULTRA HD Class D Technology

Built on an innovative ULTRA HD Class D platform, this amplifier blends the warmth and sound quality of Class ABwith the efficiency of modern digital amplification. The result is powerful, efficient performance without compromising audio clarity.

HELIX P SIX DSP Ultimate - Next-Generation Features

The P SIX DSP ULTIMATE is packed with advanced features, including:

  • ACO platform for enhanced system control and integration
  • Optical digital output for expanded connectivity
  • High-end tuning capabilities for professional-grade installations
  • Compact design for flexible installation options

Why Choose the P SIX DSP ULTIMATE?

If you’re looking for a high-performance car amplifier with DSP, this unit stands in a league of its own. It’s the perfect choice for audiophiles who demand precision, power, and ultimate sound control.

Ideal For:

  • Premium car audio upgrades
  • DSP-controlled sound systems
  • High-resolution audio setups
  • Professional and custom installations

Product parameters

  • Channels: 6 Channel
  • Built-in DSP: Yes
  • RCA Input: 6x RCA
  • High-Level Input: 6x High level
  • Power W RMS/ch | 4Ω: 120
  • Power W RMS/ch | 2Ω: 285
  • Other Input: Optical, Coax
  • Class: HD
  • Max Input Sensitivity (V): 32
  • THD+N | %: 0.004
  • Operational Voltage:
  • RCA Out: 4x RCA
  • Product Depth | mm: 190
  • Product Width | mm: 260
  • Product Height | mm: 50

What's in the box:

1 x Amplifier HELIX P SIX DSP ULTIMATE
1 x Control Input-to-SCP adaptor
1 x USB cable
2 x Allen key
1 x Mounting material
1 x Instruction manual

Sound Garage, your Authorised Helix Dealer and Installation Centre

For more Helix options, click here!

Helix

  • Up to 285 W RMS output power per channel into 2 Ω
  • Ultra HD Class D concept – combines the high-end sound quality of Class AB technology with the benefits of Class D amplifiers
  • TwinDSP Power – two extremely powerful “fixed point” Audio DSPs with 64 Bit resolution and 2.4 billion MAC operations per second
  • A/D and D/A signal converters from BurrBrown
  • VCP (Virtual Channel Processing) allows even more flexible configuration for highly complex sound systems
  • ACO – Advanced CoProcessor for extended feature set
    • ISA (Input Signal Analyzer) and InputEQ for easy analysis and compensation of input signals
    • Proprietary TuneEQ function for automated adjustment of the output equalizers
    • SFX (DSP Sound Effects) – Augmented Bass Processing, RealCenter & Co.
  • High power 6-channel highlevel input with up to 32 V RMS input sensitivity and ADEP.3 circuit
  • Optical (max. 96 kHz) and coaxial (max. 192 kHz) digital input in SPDIF format
  • Four RCA / Cinch outputs with max. 3 Volts output voltage
  • Optical digital output in SPDIF format (96 kHz)
  • Compact, future-proof Smart Control Port (SCP) for connecting remote controls and accessories
  • HEC slot for system expansions like Bluetooth® HD Audio Streaming, High Resolution Audio Streaming via USB etc.
  • Automatic Remote switch
  • Start-Stop capability down to 6V supply voltage
  • Very compact design with low heat dissipation thanks to extraordinary efficiency

More details

Read more details about this product here.

Power RMS ≤ 1% THD+N  
- @ 4 Ohms Channel A - F: 6 x 120 Watts 
- @ 2 Ohms Channel C - F: 4 x 230 Watts 
- @ 1 Ohm
- bridged @ 4 Ohms
- bridged @ 2 Ohms
Max. output power per channel* Channel A - F: up to 145 Watts RMS @ 4 Ohms
Channel C - F: up to 285 Watts RMS @ 2 Ohms
Amplifier technology Ultra HD Class D
Inputs 6 x RCA / Cinch
6 x Highlevel speaker input
1 x Optical SPDIF (12 - 96 kHz)
1 x Coax SPDIF (12 - 192 kHz)
1 x Remote In
Input sensitivity RCA / Cinch 1 - 4 Volts or 4 - 8 Volts
Highlevel 4 - 16 Volts or 8 - 32 Volts
Input impedance RCA / Cinch 13 kOhms
Input impedance highlevel 9 - 33 Ohms with ADEP.3
Outputs 6 x Speaker output
4 x RCA / Cinch
1 x Optical SPDIF (96 kHz)
2 x Remote Out
Output voltage RCA / Cinch 3 Volts
Frequency response 10 Hz - 44,000 Hz
DSP resolution 64 Bit
DSP power 2 x 295 MHz (2.4 billion MAC operations/second)
Sampling rate 96 kHz
DSP type 2 x Audio signal processor
Signal converters A/D: BurrBrown
D/A: BurrBrown
Signal-to-noise ratio digital input 108 dB (A-weighted)
Signal-to-noise ration analog input 102 dB (A-weighted)
Distortion (THD) < 0,004 %
Damping factor > 100
Operating voltage 10.5 - 32 Volts (max. 5 sec.down to 6 Volts)
Power rating DC 12 / 24 V ⎓ 65 A max.
Idle current 1350 mA
Max. remote output current 500 mA
Fuse 3 x 20 A LP-Mini-fuse (APS)
Additional features 32 Bit CoProcessor, HEC slot, ADEP circuit, Auto Remote switch, Smart Control Port
Dimensions (H x W x D) 50 x 260 x 190 mm /
1.97 x 10.24 x 7.48“
   
* In typical multi-channel applications (2- / 3-way system + rear + subwoofer)

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