JDS Uniphase JDSU HA9 HA9503-SUS2 Programmable Attenuator

The JDSU HA9503-SUS2 is a programmable optical attenuator engineered for precision signal conditioning in optical communication systems. It delivers granular, repeatable control over optical signal attenuation across a variable dynamic range, making it essential for automated testing, system calibration, and signal level management in laboratory and production environments. Built for high accuracy and consistency, this attenuator integrates into existing optical test setups via programmable digital control, supporting multiple communication protocols for flexible system integration.

Technical Specifications

• Type: Programmable Optical Attenuator


• Attenuation Range: Variable, with high accuracy across operating range


• Repeatability: Designed for consistent performance across multiple operations


• Insertion Loss: Optimized for low insertion loss


• Return Loss: Performance verified for back reflection management


• Polarization Dependent Loss (PDL): Specified to minimize signal distortion Control and Interface


• Control Method: Programmable via digital interface


• Communication Protocols: Supports multiple industry-standard protocols for system integration


• Command Set: Proprietary command architecture for attenuation control Physical Characteristics


• Form Factor: Benchtop or module-based configuration suitable for rack integration or standalone deployment


• Connectors: Standard optical connector options available Environmental Performance


• Operating and storage temperature ranges specified for reliable operation across typical laboratory and field conditions

Key Features

• High-accuracy attenuation control with excellent repeatability


• Low insertion loss design minimizes system noise figure impact


• Programmable command interface for automated test workflows


• Multiple communication protocol support


• Optimized PDL performance for polarization-sensitive applications

Typical Applications

• Automated optical system testing and validation


• Receiver sensitivity characterization


• System calibration and signal conditioning


• Production test environments requiring precise attenuation management


• Laboratory measurements requiring repeatable signal level control

Compatibility & Integration The HA9503-SUS2 integrates into optical test systems via standard connectors and multiple communication protocols, enabling straightforward integration into both legacy and modern test architectures. Programmable control supports both standalone operation and automated test sequences.