The Agilent/Keysight 86109B is a dual-channel plug-in module for the 86100 series Infiniium DCA-J oscilloscopes, delivering simultaneous optical and electrical measurement capability for high-speed digital communication analysis. The module characterizes fiber optic signals and electrical waveforms across bandwidths up to 40 GHz (optical) and 50 GHz (electrical), supporting applications in optical component testing, fiber communications, and advanced signal research.
Technical Specifications
Optical Channel
• Bandwidth: Up to 40 GHz
• Wavelength range: 1000 nm to 1600 nm
• Fiber connector: 9/125 µm single-mode fiber
• Characteristic RMS noise: 20 µW (26 GHz bandwidth), 50 µW (40 GHz bandwidth)
• Maximum displayed peak power: 8 mW
• Amplified optical channel included
Electrical Channel
• Bandwidth: Up to 50 GHz
• Input connector: 3.5 mm male
• Maximum input signal: ±2 Vdc
• Characteristic RMS noise: 0.25 mV (26 GHz bandwidth), 0.6 mV (50 GHz bandwidth)
– Key Features
• Dual-channel measurement: optical and electrical signals in parallel
• Low-noise signal conditioning: 20 µW optical, 0.25 mV electrical at 26 GHz
• Wide optical wavelength coverage from 1000 nm to 1600 nm
• Amplified optical channel for signal enhancement
• Single plug-in module design for compact mainframe integration
– Typical Applications
• Fiber optic transmitter and receiver characterization
• Optical-to-electrical conversion analysis
• High-speed serial link validation in optical systems
• Component-level optical signal quality assessment
– Compatibility & Integration
The 86109B integrates into Agilent/Keysight 86100A/B/C series Infiniium DCA oscilloscopes. The module maintains backward compatibility with legacy measurement systems based on the 54750A and 83480A families, enabling integration into existing test infrastructure.
