The KSP-A48.2 is a high-performance 4-input / 8-output digital DSP audio processor designed for professional sound reinforcement, fixed audio installations, conferencing systems, and advanced loudspeaker management applications requiring highly accurate signal processing and flexible routing control.

Powered by an advanced digital DSP platform, the KSP-A48.2 supports multi-channel analog signal routing with optimized 64-bit floating-point FIR and IIR processing algorithms, enabling precise crossover management, equalization, delay alignment, feedback control, and comprehensive system optimization with exceptional sonic transparency.

The processor incorporates the premium AK5552 analog-to-digital conversion chip, delivering high-resolution audio conversion with ultra-low distortion and excellent dynamic performance. With a frequency response of 20 Hz – 20 kHz within ±0.3 dB and total harmonic distortion below 0.003%, the KSP-A48.2 ensures clean, detailed, and reliable signal processing for professional live sound and installation environments.

Its flexible 4-in / 8-out architecture makes it ideal for multi-zone systems, active loudspeaker configurations, subwoofer management, and complex bi-amp or tri-amp audio setups in commercial and professional applications.

Performance Highlights

• Advanced 64-bit floating-point DSP processing architecture
• 4-input / 8-output configuration for flexible routing and speaker management
• Optimized FIR and IIR algorithms for precise system tuning
• Premium AK5552 A/D conversion for accurate audio reproduction
• Ultra-low distortion performance (<0.003% THD) for professional-grade clarity

Why You Should Buy This Product

• ⭐ Professional DSP processing for advanced loudspeaker management systems
• ⭐ Flexible 4×8 routing architecture for multi-zone and active audio applications
• ⭐ High-resolution audio conversion ensures transparent and detailed sound quality
• Ideal for fixed installations, conference systems, and live sound reinforcement
• Compact and reliable processing solution for professional AV integration

Key Features

• 4 analog inputs and 8 analog outputs
• 64-bit floating-point DSP engine
• FIR and IIR filter processing support
• Multi-channel analog signal routing capability
• AK5552 analog-to-digital conversion chip
• High-precision crossover, EQ, and delay processing
• Ultra-low distortion audio performance
• Suitable for speaker management and professional system optimization

Technical Specifications

General

• Product Type: DSP Audio Processor
• Brand: Kasper
• Model: KSP-A48.2

Audio & Performance

• Frequency Response (20 Hz – 20 kHz @ +4 dBu): +0 / -0.3 dB
• Total Harmonic Distortion (20 Hz – 20 kHz @ +4 dBu): <0.003%
• DSP Processing: 64-bit Floating-Point
• Processing Algorithms: FIR and IIR

Power Handling

• Built-in Amplifier: No

Coverage

• Coverage Pattern: —

Components

• Inputs: 4 × Analog Inputs
• Outputs: 8 × Analog Outputs
• A/D Converter: AK5552 Analog-to-Digital Conversion Chip
• Signal Routing: Multi-channel DSP Routing

Physical & Installation

• Finish: Black
• Installation Type: Rack/Professional Audio Installation

Configuration

• System Type: DSP Signal Processor
• Speaker Management: Yes
• FIR Processing: Yes
• IIR Processing: Yes

Included

• 1 × KSP-A48.2 DSP Audio Processor
• 1 × Power Cable
• 1 × User Manual