Nortel NT9X74DA 12 Repeater-Terminator Control Processor
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Nortel NT9X74DA 12 Repeater-Terminator Control Processor

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NT9X74DA 12
Description

The Nortel NT9X74DA 12 is a specialized Repeater-Terminator Control Processor designed for the high-speed bus architecture of the DMS-100 (Digital Multiplex System) family of switches. This module performs the dual function of signal regeneration (repeater) and impedance matching (terminator) for the system's internal data and timing buses. It is responsible for maintaining signal strength and integrity across extended backplane distances or between interconnected subracks, ensuring that high-frequency control and synchronization pulses are delivered without distortion or attenuation.The "12" revision features an advanced hardware baseline with enhanced timing recovery circuits and improved thermal stability for high-density environments. The NT9X74DA 12 incorporates active termination logic to eliminate signal reflections and parity checking to monitor the health of the bus traffic in real-time. Built for carrier-grade high availability, the module supports redundant configurations and provides autonomous fault detection, reporting status and synchronization alarms to the maintenance and administration subsystem (MAP). Its ruggedized design is optimized for continuous 24/7 operation in telecommunications central offices, where it serves as a critical anchor for the system’s communication fabric, preventing data corruption and ensuring synchronized performance across all installed peripheral and network modules.

Features
Equipment Type:
Control Unit Board
Equipment Type:
Brand:
Nortel Networks
Original product:
Delivery period:
Price not specified