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Alpine HDA-V90 Amplifier – 5/4/3 Channel Class D

The Alpine HDA-V90 amplifier combines power, versatility, and precision for demanding car audio systems. Thanks to its Class D technology and copper-plated chassis, it delivers clear, powerful sound and excellent heat dissipation.

General Features

• Channel Configuration: 5 / 4 / 3 Channels

• Amplification Type: Class D

• Robust Power and Speaker Channel Connectors

• Copper-Plated Chassis for Improved Thermal Management

• Black Circuit Board

• Top Control Panel Under Cover

• Stop-Free Design (Fanless)

• Integrated Thermal Protection

• Unilateral Terminal for Simplified Installation

• Blue Power LED

• Compatible with Alpine RUX-KNOB2 Bass Controller (Subwoofer Channel)

Power and Performance (RMS)

• Per Channel at 2 Ohms (14.4V): 4 x 100 W + 1 x 500 W

• Per Channel at 4 Ohms (14.4V): 4 x 75 W + 1 x 300 W

• Bridged at 4 Ohms (14.4V): 2 x 200 W

Sound Adjustments

• Variable HPF Crossover: 50 – 400 Hz (-12 dB/oct)

• Variable LPF Filtering: 50 – 400 Hz (-24 dB/oct)

• Subsonic Filter (Subwoofer): 8 – 40 Hz (-24 dB/oct)

• RCA Input Sensitivity:

  • Hi: 0.5V – 10V

  • Low: 0.4V – 10V

• Frequency Response (+0 / -3 dB at 1W into 4 Ohms):

  • Channels 1/2/3/4: 10 Hz – 30 kHz

  • Channel 5: 8 Hz – 300 Hz

• THD+N (@10W into 4 Ohms): ≤ 0.02 %

• Damping Factor:

  • Channels 1/2/3/4: > 500

  • Channel 5: > 1000

Dimensions and Weight

• Width: 291 mm

• Height: 53.5 mm

• Depth: 189.5 mm

• Weight: 3.9 kg

Highlights

• Versatile 5/4/3 channel amplifier for high-end installations

• Clear, powerful sound with very low distortion

• Copper chassis for optimal thermal stability

• Compatible with RUX-KNOB2 bass level controller

• Ideal for stereo and subwoofer systems

Recommended Use

The Alpine HDA-V90 is perfect for car audio enthusiasts seeking a powerful and versatile amplifier. It provides precise amplification for stereo systems and subwoofers, and is available at the best price at Sound Auto Concept.