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The Alfatron ALF-DSP44-U is a professional-grade 4x4 audio digital signal processor powered by an ADI SHARC 21489 chip. It provides four balanced mic/line inputs and four balanced outputs via Phoenix connections for seamless integration. Advanced modules include acoustic echo cancellation, noise suppression, and automatic mixing to ensure pristine audio quality. High-definition 24-bit/48kHz converters deliver a 110dB dynamic range with a maximum level of +24dBu. Control is managed through a comprehensive Windows-based GUI or via RS-232, RS-485, and IP protocols. This unit supports USB audio for versatile connectivity in conferencing and commercial installations. Its customizable user interface allows for secure, role-based access for technicians and end users.
| Processor | ADI SHARC 21489 |
| Analog Inputs | 4 Balanced Mic / Line (Phoenix) |
| Analog Outputs | 4 Balanced Line (Phoenix) |
| Sampling Rate | 48kHz / 24-bit |
| Dynamic Range | 110dB |
| Maximum Level | +24dBu |
| AEC Processing | 2 Channels |
| Control Interface | RS-232, RS-485, IP, and USB Audio |
| Software | Windows-based GUI Controller |