Nortel NT6X70AA Continuity Tone Detector Module

Overview
The Nortel NT6X70AA Continuity Tone Detector Module is a reliable, plug-in solution designed to monitor and verify the presence of continuity tones in telecommunication circuits. Engineered for seamless integration with Nortel switching equipment, this module provides real-time detection of tone signals, helping maintain service quality and quickly identify line faults. Its compact, rack-mountable design makes it ideal for both central office and remote site deployments.

Key Features

• Instant detection of standard continuity tones
• LED indicator for visual status monitoring
• Easy installation with standard Nortel module slot
• Low power consumption for efficient operation
• Robust construction for long-term reliability in harsh environments

Technical Specifications

• Model Number: NT6X70AA
• Manufacturer: Nortel
• Input Tone Frequency Range: 350 to 4400 Hz
• Detection Sensitivity: -55 dBm minimum
• Operating Voltage: 48 VDC
• Power Consumption: less than 0.5 W
• Operating Temperature: 0 to 55 deg C
• Storage Temperature: -20 to 70 deg C
• Dimensions: 2U rack height, 19 inch width
• Connector Type: Standard Nortel module interface

Applications

• Continuity monitoring in voice and data circuits
• Fault detection for PBX and carrier networks
• Quality assurance testing in telecom maintenance
• Integration into alarm and monitoring systems for rapid response
• Use in remote telecommunication sites where manual testing is impractical

This Continuity Tone Detector Module provides telecom technicians with a straightforward, dependable tool for ensuring that tone signals remain uninterrupted, reducing downtime and supporting high-quality communications across a variety of network environments.