Upgrade your car audio system with the Zapco Duke HB 48 ADSP, a powerful integrated DSP processor and Class-AB amplifier designed for high-quality sound tuning and system control. This advanced audio processor features 8-channel digital signal processing combined with a built-in 4-channel amplifier, making it ideal for building a premium car audio setup with precise tuning and improved sound clarity.
The built-in DSP includes 31-band equalization and full tuning tools, allowing professional installers and enthusiasts to adjust crossover, time alignment, and output levels for a perfectly balanced soundstage inside the vehicle.
With Bluetooth 5.1 streaming, multiple input options, and mobile/PC control software, the Zapco Duke HB 48 ADSP provides a complete solution for upgrading factory or aftermarket audio systems with superior tuning flexibility and audio performance.
Key Features
✔ 8-Channel Digital Signal Processor – Advanced DSP with 31-band EQ for precise sound tuning and system optimization.
✔ Integrated 4-Channel Class-AB Amplifier – Delivers clean amplification with smooth and natural sound performance.
✔ High-Level & RCA Inputs – Includes 4 high-level inputs and 2 RCA inputs for easy integration with OEM or aftermarket head units.
✔ 8 RCA Outputs – Allows expansion to additional amplifiers or subwoofer setups for advanced audio systems.
✔ Bluetooth 5.1 Streaming – Built-in wireless streaming for high-quality music playback directly from smartphones.
✔ USB Music Player Support – Plays multiple audio formats including FLAC, WAV, AAC, APE, and MP3 via USB storage.
✔ PC & Mobile DSP Control – Configure DSP settings using dedicated software on PC or smartphone apps.
✔ Optional Remote Controller – Adjust master volume, subwoofer level, presets, and music control from the dashboard.
Technical Specifications
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Model: HB 48 ADSP (Duke)
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DSP Channels: 8-Channel DSP
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Amplifier Type: 4-Channel Class-AB Amplifier
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EQ: 31-Band Equalizer
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Power Output: Up to 4 × 70W (Max)
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RMS Power: Approx. 4 × 20W @ 4Ω / 4 × 35W @ 2Ω
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Inputs: 4 High-Level + 2 RCA Inputs
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Outputs: 8 RCA Outputs
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Frequency Response: 20 Hz – 20 kHz
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Bluetooth: Version 5.1
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Dimensions: Approx. 160 × 115 × 45 mm
Why Choose Zapco Duke HB 48 ADSP
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Ideal for OEM system upgrades with DSP tuning
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Perfect for multi-speaker car audio systems
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Compact DSP amplifier with Bluetooth streaming & advanced tuning
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Delivers precise sound staging, better clarity, and balanced audio performance
