The VXI Technology SM8102-85-50-FC is a dual-channel variable optical attenuator module engineered for integration into VXIbus automated test systems. This single-slot SMIP II module delivers precise control over optical signal levels in multimode fiber applications at 850 nm, making it ideal for complex test scenarios requiring accurate attenuation management. The SM8102 accommodates 50/125 micron fiber with FC/APC or FC/SPC connectors, enabling flexible deployment across diverse optical test platforms.
Technical Specifications
• Module Type: Dual-Channel Variable Optical Attenuator
• Form Factor: Single-slot VXIbus module
• Calibration Wavelength: 850 nm (multimode fiber only)
• Fiber Configuration: 50/125 micron, 3 mm loose tube
• Fiber Optic Connectors: FC/APC or FC/SPC
• Channel Configuration: 2 double channels
• Back Reflection: −50 dB max (excluding connectors)
• Tuning Speed: 50 msec/min; 1400 msec max
• Operating Temperature: 0°C to +50°C
• Storage Temperature: −20°C to +70°C
• Humidity Rating: 40°C / 90% RH / 5 days
– Key Features
• Single-slot density reduces VXI chassis real estate while maintaining dual-channel capability
• High back reflection performance (−50 dB max) supports low-noise optical measurement chains
• Fast tuning response enables dynamic signal control in automated sequences
• Part of the SMIP II family, permitting integration with other SM8000 series modules in a single mainframe
– Typical Applications
• Optical component characterization over multimode fiber links
• Signal level management in fiber-optic test systems
• Automated optical network and transceiver validation
– Compatibility & Integration
The SM8102 operates within the SMIP II platform and requires single-slot (SMP1100) or double-slot (SMP1200) base units within a VXI chassis. Modules can be mixed with other SMIP II products for comprehensive test solutions. Standard VXIbus interface ensures compatibility with existing VXI instrument ecosystems.
