HELIX AMPLIFY 204 DIRECT

HELIX AMPLIFY – Powerful. Clear. Consistent.

With AMPLIFY, HELIX redefines the standards for modern amplifier design: through a contemporary interpretation of classic concepts. Instead of "one-size-fits-all" solutions, AMPLIFY focuses on specialized models precisely tailored to different applications. This rigorous philosophy guarantees that each model delivers maximum performance for its intended use – while concentrating on the essentials.

The 2 Series marks the entry point into the AMPLIFY platform – and simultaneously forms its technical and sonic core. These compact Class D amplifiers combine power, a fully bridgeable multi-channel architecture, and outstanding efficiency with practical integration capabilities. Brilliant and precise highs, controlled mids, and tight, powerful bass – with sound quality and performance far exceeding expectations in its class, the 2 Series brings all facets of natural and powerful sound to every vehicle. Whether as a DIRECT, X-OVER, or DSP variant (from summer 2025): Everything is offered, from flexible 6-channel configurations for full-range applications to a powerful 1-channel subwoofer amplifier. AMPLIFY 204 – The versatile solution for full-range applications. The AMPLIFY 204 amplifiers combine four fully bridgeable outputs with excellent sound and impressive performance – ideal for powerful front-of-house or multi-channel setups. Whether classic 4-channel operation, a 3-channel configuration with a subwoofer, or bridged 2-channel solutions: The 204 adapts flexibly to the requirements of a wide variety of vehicles and system designs. With a power output of 4 x 100 watts RMS at 4 Ω, 4 x 190 watts RMS at 2 Ω, or 2 x 380 watts RMS bridged at 4 Ω, it offers more than enough power for ambitious setups. Available in the X-OVER version with an active crossover or as a DIRECT model for purist operation with external DSPs, high-quality sound performance is always the focus. Sound and performance – above the standard. The AMPLIFY 2 series not only stands for perfectly tailored solutions for different applications, but also for the clear goal of exceeding the expectations of its class in terms of sound and performance in each of these applications. All amplifiers in the series offer brilliant sound quality, low distortion, and outstanding signal-to-noise ratios – coupled with consistently bridgeable multi-channel outputs for maximum power and installation flexibility. The result: A series that doesn't define itself by its class, but sets new standards within it – making it the first choice for anyone seeking application-oriented performance without compromise. AMPLIFY DIRECT – Designed for use with external DSPs. The DIRECT models, thanks to their DirectDSP inputs, are specifically designed for use in signal processor-based audio systems where clean, efficient, and transparent amplification is essential. The focus on technically simple controls and high-quality components ensures trouble-free setup. By eliminating conventional input filters, the signal remains unaltered and therefore maximally clear. The high-quality gain stage with clipping LED allows for precise level adjustment, while the simplified input circuitry effectively minimizes interference and distortion. A practical stereo/mono switch for each stereo input also allows bridged operation with just one RCA signal – without any external Y-adapters. Form follows function. The design of the HELIX AMPLIFY 2 series combines modern functionality with a clean, technically sophisticated look. The compact dimensions allow for flexible installation, even in confined spaces. A removable cover conceals connections and controls, providing additional protection and creating a clean, high-quality overall impression. Matte surfaces, precise lines, and a minimalist design language create a stylish, exclusive look that blends seamlessly into any modern vehicle interior.

Features

• Highly efficient amplifier with high output power of up to 240 watts RMS @ 2 ohms per channel for impressive dynamics and powerful sound
• Bridging output channels for flexible system configurations and maximum power output
• Very compact design for easy integration even in confined spaces
• Start-stop capability down to 6V supply voltage for uninterrupted performance
• Clipping LED for easy, quick adjustment of input sensitivity
• Designed for HELIX DSP – DirectDSP input perfectly tuned for the highest signal quality and performance
• Advanced Class-D design for high efficiency with minimal heat generation

Technical data

* One channel driven (≤ 10% THD+N @ 14.4 V)

Scope of delivery

1 x HELIX AMPLIFY 204 DIRECT amplifier
2 x Allen keys
1 x Mounting hardware
1 x Connection cable
2 x Fuses
1 x User manual