The JDS Uniphase JDSU HA9 HA9503-SUL2 is a programmable optical attenuator delivering precise, remote-controlled attenuation of optical signals across the C-, L-, and extended bands. Purpose-built for telecommunications and laboratory test environments, this single-mode attenuator combines wide dynamic range with fine resolution and exceptional accuracy for demanding measurement applications.
Technical Specifications
• Fiber Type: Single-mode 9/125 µm
• Operating Wavelength Range: 1200–1700 nm
• Attenuation Range: 100 dB
• Attenuation Accuracy: ±0.15 dB
• Attenuation Resolution: 0.01 dB
• Insertion Loss: 45 dB
• Maximum Optical Input Power: 200 mW
• Polarization Dependent Loss (PDL): Typically 0.03 dB
• Internal Optical Reflections: Better than 60 dB
• Connector Type: SC/PC bulkheads (front panel)
– Key Features
• Built-in beam blocking switch provides fast access to infinite attenuation (>90 dB)
• Cavity effects virtually eliminated for clean attenuation performance
• 0.01 dB resolution enables fine-grain signal control in laboratory and production test
• Front panel keypad for manual operation; GPIB (IEEE 488.2) and RS232 interfaces support automated test system integration
• SCPI/HP8156A compatible command set
– Typical Applications
• Optical power level verification and calibration
• Signal conditioning in fiber-optic test benches
• Component characterization under controlled attenuation
• Automated optical network commissioning and troubleshooting
– Compatibility & Integration
The HA9503-SUL2 is supplied with no built-in options. Optional configurations for other HA9 series units include AC19 10/90 splitter, 50/50 splitter, and SW12 optical switch 1×2.
