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HELIX Amplify 204 DIRECT 4-Channel Amp DirectDSP

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HELIX Amplify 204 DIRECT 4-Channel Amp DirectDSP

R5,899.00

Compact HELIX 4-channel Class D amplifier with DirectDSP input, 4x100W RMS at 4 ohm, bridgeable to 2x380W, compact design and start-stop capable for car audio systems.

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SKU AC20410 Category Tag Brand:

The HELIX AMPLIFY 204 DIRECT is a compact 4-channel Class D amplifier engineered for DSP-based car audio systems. It is optimized for transparent signal transmission with DirectDSP inputs and a minimalist input architecture for low noise and precise gain control.

Built for flexible installations, the AMPLIFY 204 delivers 4×100 Watts RMS at 4 ohms, 4×190 Watts RMS at 2 ohms and 2×380 Watts RMS bridged at 4 ohms. It features 4x RCA inputs, a remote input, stereo/mono switches for each stereo input, a clipping LED, start-stop capability, a removable top cover to conceal connections and compact dimensions for tight installations.

  • Amplifier type: 4-channel Class D
  • Power RMS: 4 x 100 W @ 4 Ohm, 4 x 190 W @ 2 Ohm, 2 x 380 W bridged @ 4 Ohm
  • Max output per channel: Up to 240 W RMS @ 2 Ohm
  • Inputs: 4 x RCA/Cinch; 1 x Remote In
  • Input sensitivity: 1 – 8 V
  • Input impedance: 67 kOhm
  • Signal-to-noise ratio: 99 dB A-weighted
  • Distortion THD+N: < 0.02% @ 1 kHz, 1 W into 4 Ohm
  • Damping factor: 70
  • Operating voltage: 10.5 – 16 V (max 5 sec down to 6 V)
  • Idle current: 1,100 mA
  • Fuse: 2 x 30 A LP-Mini-fuse (APS)
  • Power rating: DC 12 V 70 A max
  • Operating temperature range: -40 °C to +70 °C
  • Dimensions (H x W x D): 40 x 248 x 114 mm
  • Additional: Start-Stop capability, Clipping LED, DirectDSP inputs, bridgeable outputs, removable top cover
  • DirectDSP inputs for transparent DSP-based systems
  • 4 fully bridgeable channels for flexible system configurations
  • Class D design for high efficiency and low heat
  • Start-stop capability down to 6 V
  • Clipping LED and high-quality gain stage for precise level setting
  • Compact chassis with removable top cover to conceal connections
  • Disconnect vehicle battery before installation and reconnect only after wiring and fuses are secured
  • Use specified fuses: 2 x 30 A LP-Mini-fuse; replace only with correct type and rating
  • Ensure adequate ventilation and avoid mounting in sealed compartments to prevent overheating
  • Operate within specified voltage range 10.5 to 16 V and temperature limits -40 °C to +70 °C
  • Professional installation recommended to ensure correct grounding and speaker loads
  • Compatible with passenger cars and light trucks using 12 V electrical systems
  • Supports vehicles with start-stop systems with supply down to 6 V for brief events
  • Fits installations where a compact 4-channel amplifier is required

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