Symetrix DSP I/O Expansion Cards for Radius NX and Edge AVoIP

The Symetrix DSP I/O Expansion Cards are modular interface modules designed to extend audio capabilities within Symetrix Radius NX and Edge AVoIP systems. This series provides diverse connectivity options including four-channel analog inputs and outputs, VoIP lines, and USB audio integration. Procure.ae supplies these expansion cards to businesses, schools, and government entities across the UAE and the wider Middle East & Africa (MEA) region.

These expansion cards provide high-fidelity audio processing with analog input dynamic ranges exceeding 115 dB and output ranges above 117 dB. Each four-channel card supports phantom power at +48V DC, with mic pre-amp EIN below -127dB for clean signal capture. The modules feature 3.81mm terminal blocks with strain relief pull tabs for secure connections, supporting both balanced (8k Ohms) and unbalanced (4k Ohms) impedances.

Available in configurations such as analog input/output, AEC inputs, VoIP interfaces, and USB audio, these cards allow qualified technicians to perform field-swappable maintenance. They interface with long cable runs via outputs reaching +24 dBu and offer digital trim adjustments from +12dB down to full off. This flexibility ensures precise integration into complex professional audio environments.