Keysight N5221B PNA Network Analyzer

Overview

The Keysight N5221B is a vector network analyzer from the PNA Series, offering industry-leading performance for testing amplifiers, mixers, and frequency converters. Available in both 2-port single-source and 4-port dual-source configurations, the N5221B provides comprehensive measurement capabilities with integrated pulse generators and modulators for advanced device characterization.

Key Features

• Frequency range: 10 MHz to 13.5 GHz
• 2-port single-source and 4-port dual-source configurations
• High dynamic range: 134 dB at test port (at 20 GHz)
• Low trace noise: 0.002 dB rms at 1 kHz bandwidth
• Source and receiver attenuators for flexible power control
• Built-in bias-tees, pulse generators, and modulators
• Noise figure measurement capability
• Fast measurement speed: 3.6 to 23 μsec/point
• Test port connector: 3.5 mm (male)

Performance Characteristics

• High temperature stability: less than 0.03 dB/°C
• Receiver dynamic range: 131 dB
• Low receiver noise floor

Applications

• Amplifier characterization and S-parameter measurement
• Mixer and frequency converter testing
• Filter and duplexer evaluation
• Pulsed S-parameter measurements
• Noise figure analysis
• Active component validation