HELIX M-SIX DSP – 6-Channel DSP Power Amplifier

Condition: New

[Important] Australia & Canada buyers:
Remote area surcharges may apply depending on your location.
Please contact me before purchase so I can check shipping fees in advance.

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■ Product Overview

The HELIX M-SIX DSP is a high-performance 6-channel Class D amplifier with an integrated 64-bit DSP, advanced filtering, high-quality Burr-Brown converters, and flexible input/output options.
Ideal for high-end car audio systems requiring precise tuning, excellent sound quality, and powerful output performance.

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■ Audio Specifications

• Channel Modes: 3ch / 4ch / 5ch / 6ch

• Output Power:

  • 100W × 6ch @ 4Ω (stereo)

  • 100W × 6ch @ 2Ω (stereo)

  • 200W × 3ch @ 4Ω (bridged)

• Class: Class D

• Damping Factor: 100+

• Frequency Response: 20Hz – 22kHz (+0 / -1dB)

• THD: 0.005%

• Signal-to-Noise Ratio:

  • 108dB+ (digital input)

  • 105dB+ (analog input)

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■ Input / Output

• RCA Input: 6ch

• High-Level Input: 6ch (auto power-on supported)

• Input Sensitivity:

  • RCA: 1V – 4V

  • High-level: 5V – 20V

• Input Impedance:

  • RCA: 22 kΩ

  • High-level: 9–33Ω or 20 kΩ (ADEP.3 auto-switching)

• Digital Input: Optical (TOSLINK) SPDIF 12–96kHz/24bit

• RCA Output: 4ch, max 6V

• Remote Terminals: 1× remote in, 2× remote out

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■ DSP Specifications

• DSP Processor: 64-bit, 295 MHz

• Sample Rate: 48kHz / 24bit

• A/D Converter: Burr-Brown 24bit

• D/A Converter: Burr-Brown 24bit

Filters & Crossover

• High-pass / Low-pass: 20–20kHz (1/52 octave steps)

• Woofer HPF/LPF: 20–300Hz (1Hz steps)

• Slopes:

  • Butterworth: 6 to 42 dB/oct

  • Bessel: 6 to 42 dB/oct

  • Chebychev: 6 to 42 dB/oct

  • Linkwitz: 12/24/36 dB/oct

  • Self-define 12dB/oct + Q (0.5–2.0)

Equalizer

• 30-band EQ: 1/3 octave + 1/24 octave fine control

• Gain Range: –15 dB to +6 dB (0.1 dB steps)

• Q Factor: 0.5 – 15.0 (0.1 steps)

Time Alignment

• Range: 0 to –535.94 cm

• Resolution: 7.1 mm / 0.02 ms per step

Phase Adjustment

• Standard: 0° or 180°

• Woofer phase: 0° to 348.75° (31 steps / 11.25° each)

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■ Additional Details

• Auto Power On: High-level supported (if not working, use remote-in or ACC)

• Built-in Fuses: ATO 35A × 2

• Power Supply: 10.5V–16V (survives 6V for 5 seconds)

• Idling Current: ≤ 1.95A

• Remote Output Current: Max 500mA

• Control Inputs: USB-mini for PC connection

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■ Dimensions & Weight

• Size (W × H × D): 154 × 50 × 230 mm

• Weight: 3.2 kg

• Same size as HELIX M-ONE / M-FOUR

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■ Included Accessories

• 1.8m USB cable

• Hex wrench

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■ Software Requirements

• Software: ATF DSP PC-Tool V4.xx (download online)

• OS Compatibility: Windows 8 / Windows 10

• PC Requirements:

  • 1GHz+ CPU

  • 1GB+ RAM

  • 25MB free HDD space

  • USB 2.0 port

  • Display: 1024 × 768 or higher