Keysight 71100A RF Spectrum Analyzer

The Keysight 71100A RF Spectrum Analyzer measures input signal magnitude versus frequency, delivering spectral analysis of electrical waveforms across its operational range. This synthesized instrument combines precise tuning with excellent frequency accuracy, amplitude accuracy, and repeatability. Part of the Keysight Modular Measurement System (MMS) family, the 71100A supports flexible configuration to meet specific performance, size, and cost requirements while integrating with compatible accessories and automated test setups.

Technical Specifications

• Frequency Range: 100 Hz to 2.9 GHz


• Sensitivity: -134 dBm to -131 dBm (standard); -156 dBm with optional HP 70621 A preamplifier


• Amplitude Range: -134 dBm to +30 dBm


• Minimum Resolution Bandwidth: 10 Hz

Key Features

• Synthesized tuning architecture delivers high-speed frequency stepping with repeatable measurements


• Modular design enables customization within the MMS family framework


• Compatible with preamplifiers and tracking generators for extended measurement capability


• Direct integration with Agilent 8566B compatible automation systems

Typical Applications

• Spectral analysis of RF signals and complex waveforms


• Signal characterization from 100 Hz to 2.9 GHz


• Low-level signal detection with optional preamplifier enhancement


• Automated test and measurement in production environments

Compatibility & Integration

• Conforms to Keysight Modular Measurement System architecture


• Accepts optional preamplifier modules for sensitivity enhancement


• Compatible with Agilent 8566B for automated test system integration


• Supports standard test equipment accessories of the era Product Status: This is an obsolete product. Keysight provides enhanced self-support resources and maintains repair and calibration services through authorized Service Centers.