Agilent/Keysight 85102C

The Agilent/Keysight 85102C is a test set component engineered for precision S-parameter measurements within the 8510 series network analyzer platform. Operating across 45 MHz to 110 GHz when configured with compatible sources and accessories, it delivers two-port network characterization with magnitude, phase, and group delay analysis. The modular design enables flexible system configuration tailored to specific measurement requirements.

Technical Specifications

• Frequency Range: 45 MHz to 110 GHz (system-dependent on source and test set configuration)


• S-Parameter Measurements: Two-port networks with magnitude, phase, and group delay; optional time-domain analysis via inverse Fourier transform


• Calibration: Full two-port calibration with sliding loads; compatible with 85052B 3.5 mm calibration kits


• Receiver Dynamic Range: Up to 106 dB


• System Dynamic Range: Up to 93 dB (frequency and configuration dependent)


• Measurement Resolution:

Magnitude: 0.001 dB

Phase: 0.01 degrees

Group Delay: 0.01 nanoseconds

Reference Power (Port 1): Typically +2 dBm or −2 dBm (frequency-dependent)

Port 2 Power Range: −66 dBm to −95 dBm (minimum); +20 dBm to −4 dBm (maximum, frequency-dependent)

IF Signal: 20 MHz

Key Features

• J10 TEST SET INTERCONNECT port for system integration


• Standard RF input/output ports for device under test connection


• GPIB control interface


• 20 MHz output on rear panel for diagnostic and calibration functions

Typical Applications

• Microwave component characterization


• Two-port network analysis and validation


• Integrated system S-parameter measurement

Compatibility & Integration Designed for integration with the Agilent/Keysight 8510C Vector Network Analyzer. Compatible with various RF sources and system accessories to achieve extended frequency coverage and measurement capabilities.