Agilent / Keysight N5194A UXG X-Series Agile Vector Adapter, 50 MHz to 40 GHz

The Keysight N5194A UXG X-Series Agile Vector Adapter is a signal generation instrument operating from 50 MHz to 40 GHz, designed for radar, electronic warfare, and aerospace testing. It generates complex modulated signals with high fidelity and enables rapid signal manipulation across demanding test environments. The adapter delivers agile amplitude control, wideband modulation, and coherent multi-source operation for realistic signal simulation and validation of complex system performance.

Technical Specifications

• Frequency range: 50 MHz to 40 GHz


• Modulation bandwidth: Up to 1.6 GHz


• Agile amplitude range: 120 dB


• Frequency, amplitude, and phase switching speed: 170 ns


• Typical update rate: < 500 ns


• Signal purity: Typically −70 dBc in X-band Signal Generation


• Digital baseband generation: 2 Gsample/second


• Pulse generation: Complex IQ-defined modulation with shaped rise/fall times, 90 dB on/off ratio, and wideband linear or non-linear chirps


• Coherency across multiple sources with amplitude, phase, and time calibration

Key Features

• Multi-port configurations with rapid adaptability for multiple channels


• IQ-defined modulation on pulsed signals for complex waveform synthesis


• Antenna scan pattern and angle-of-arrival (AoA) scenario simulation


• Internal solid-state attenuator


• Connector options: 3.5 mm (f) to 3.5 mm (f) for 20 GHz models; 2.4 mm (f) to 2.4 mm (f) and 2.4 mm (f) to 2.9 mm (f) for 40 GHz models

Typical Applications

• Radar signal simulation and validation


• Electronic warfare (EW) signal environment generation


• Complex system performance testing


• Signal realism and AoA simulation

Compatibility & Integration

• Works with the N5193A UXG Agile Signal Generator


• 40 GHz model (option 540) requires 20 GHz N5193A UXG for full frequency range operation


• Compatible with N7660C Signal Studio software for AoA simulations