Agilent/Keysight M9371A

The Keysight M9371A is a 2-port PXIe vector network analyzer module delivering precise S-parameter measurements across 300 kHz to 6.5 GHz in a single-slot PXI form factor. With dynamic range exceeding 115 dB, noise floor of -108 dBm, and sweep speeds of 6 ms, the module supports high-volume wireless manufacturing, aerospace, and defense testing workflows. Power output spans -40 to +3 dBm with output impedance of 50 Ohm.

Technical Specifications

• Frequency Range: 300 kHz to 6.5 GHz


• Dynamic Range: >115 dB (0 to 122 dB)


• Noise Floor: -108 dBm (0 to 108 dBm)


• Output Power: -40 to +3 dBm


• Sweep Speed: 6 ms


• Port Impedance: 50 Ohm


• Port Connectors: 3.5 mm female, SMA female


• External Reference: 10 MHz SMB female connector


• Supply Voltage: 3.3 to 12 V


• Power Dissipation: 23 W maximum


• Warm-up Time: 60 minutes


• Operating Temperature: 0 to 55 °C


• Dimensions: 19.9 mm × 128.4 mm × 212.6 mm


• Weight: 0.59 kg

Key Features

• Single PXI slot integration for compact test system deployment


• S-parameter measurements with high measurement stability


• Cascadable architecture: up to 16 modules per chassis for multiport/multi-site configurations


• Fully synchronous multiport ports enabling simultaneous measurements with multiport error correction


• Compatible with hybrid PXI slots; M9018A chassis recommended for optimal temperature control


• Programming support: LabVIEW, MATLAB, C/C++, C#, VB.NET


• PathWave VSA software integration for advanced signal analysis


• N7800A Calibration Software compliance for traceable calibrations

Typical Applications

• Wireless manufacturing and handset component testing


• Aerospace and defense depot maintenance-level characterization


• Component specification verification


• Design simulation verification

Compatibility & Integration Operates on Windows 7 and Windows Vista (32-bit and 64-bit platforms). Hybrid PXI slot compatibility enables flexible chassis configurations.