Keysight N5245A Vector Network Analyzer

Overview

The Keysight N5245A is a PNA-X series vector network analyzer offering extended frequency coverage up to 50 GHz for measuring active devices such as amplifiers, mixers, and frequency converters. It features integrated dual signal sources, a combiner, flexible internal routing, and comprehensive measurement receivers, enabling both linear and nonlinear device characterization through a single connection to the device under test.

Key Features

• Frequency range: 10 MHz to 50 GHz
• 2 or 4 ports with two built-in sources
• Dynamic Range: 124 dB system, 129 dB receiver
• High output power (+18 dBm) with low harmonics (-60 dBc)
• 32,001 measurement points, 200 channels, 15 MHz IF bandwidth
• 0.1 dB compression accuracy with +15 dBm input power at receiver
• Low noise floor of -111 dBm at 10 Hz IF bandwidth
• Wide power sweep range (38 dB)

Applications

• S-parameters measurement (CW and pulsed)
• Noise figure characterization
• Gain compression testing
• Intermodulation and harmonic distortion analysis
• Conversion gain and loss measurement
• True-differential stimulus testing
• Millimeter-wave characterization
• Nonlinear waveform and X-parameter characterization
• Antenna testing