Agilent/Keysight E1673A

The Agilent/Keysight E1673A is a 1-slot, C-size VXI module that generates SONET/SDH transport overhead. It operates as a specialized component within the Agilent Broadband Series Test System (BSTS), enabling transport layer overhead signal generation and manipulation for broadband communications testing. This product is discontinued by the manufacturer; however, inventory remains available through select third-party resellers that maintain support for end-of-life equipment.

Technical Specifications

• Form Factor: 1-Slot, C-Size VXI Module


• Functionality: SONET/SDH Transport Overhead Generator


• System Integration: Agilent Broadband Series Test System (BSTS)


• Status: Obsolete/Discontinued

Key Features

• Dedicated transport overhead generation for SONET and SDH signals


• Modular VXI architecture enables integration into existing test racks


• Single-slot occupancy minimizes chassis space requirements


• Compatible with BSTS measurement and test infrastructure

Typical Applications

• SONET/SDH transport layer testing and validation


• Broadband network equipment qualification


• Protocol compliance verification


• Transport overhead signal injection and monitoring

Compatibility & Integration The E1673A integrates directly into the Agilent Broadband Series Test System. Installation requires a compatible VXI mainframe with available C-size slots. While manufacturer support has ended, documentation and technical assistance for this module may be sourced through third-party vendors specializing in legacy test equipment.