Agilent/Keysight 8703B

The Agilent/Keysight 8703B Lightwave Component Analyzer characterizes optical and electrical components across communication systems with precision measurements of insertion loss, return loss, group delay, and modal dispersion. Operating from 0.05 GHz to 20.05 GHz with modulation bandwidth spanning 50 MHz to 20 GHz, the instrument delivers 1601 trace data points per measurement for enhanced accuracy and repeatability.

– Technical Specifications

Frequency and Bandwidth
• Microwave source/receiver: 0.05 GHz to 20.05 GHz
• Modulation bandwidth: 50 MHz to 20.05 GHz
• Trace data points: 1601 per measurement

Optical Measurements
• Operating wavelengths: 1310 nm (Option 8703B-131) and 1550 nm (Option 8703B-155)
• Lightwave receiver wavelength: 1000–1600 nm
• Optical transfer function: Insertion loss/gain, modulated output power flatness, modulation signal group delay and differential phase, modal dispersion
• Optical reflection: Port return loss

Electrical Measurements
• Electrical transfer function: Insertion loss/gain, output power flatness, group delay, deviation from linear phase
• Electrical reflection response: Port impedance or return loss

Signal Quality
• Noise floor (30 Hz IF bandwidth, 6× averaging):
– 0.05 to 8 GHz: −30 dBc
– 8.0 to 20.05 GHz: −25 dBc
• Temperature-compensated optical components with error-correction algorithms
• Flat relative frequency response and specified flat amplitude repeatability over temperature and frequency

– Key Features

• Characterizes lasers, LEDs, photodiodes, fiber optic cables, connectors, and transceiver pairs
• Improved measurement stability and repeatability relative to the 8703A with guaranteed day-to-day performance
• Double the trace data points (1601) versus predecessor for increased resolution
• Wide optical and electrical dynamic range
• Designed for high-volume 10 Gb/s component testing in manufacturing

– Typical Applications

• Optical component characterization and qualification
• 10 Gb/s transceiver and subsystem testing
• Device insertion loss and return loss measurement
• Group delay and dispersion analysis
• Electrical transfer function analysis

– Compatibility & Integration

• GPIB interface for automated test sequences and system integration
• Measurement data storage capability
• Rear panel connectors: VGA, GPIB, parallel, RS-232, keyboard input, external reference input, and trigger functions
• Operates standalone or controlled via computer over GPIB