Agilent/Keysight N4694D

The Agilent/Keysight N4694D is a 2-port electronic calibration module that automates VNA calibration using precision, traceable electronic standards. It connects directly to Keysight vector network analyzers via USB, eliminating external PC requirements and reducing calibration time while minimizing operator-induced errors.

Technical Specifications

• Ports: 2-port, 50 Ω configuration


• Frequency Range: 10 MHz to 67 GHz; DC to 67 GHz with Option 0DC


• Connector Type: 1.85 mm


• Connector Options: Male-to-male (M0M), female-to-female (F0F), male-to-female (M0F)


• Calibration Type: Full two-port electronic calibration


• Control Interface: Direct USB integration with host VNA

Key Features

• Traceable Electronic Standards: High-accuracy calibration derived from verifiable electronic standards rather than mechanical components


• Automated Calibration: VNA firmware controls the calibration process directly, eliminating manual connection steps and associated errors


• Reduced Connector Wear: Electronic standards minimize physical mating cycles compared to mechanical calibration kits, extending connector and standard lifespan


• Extended Frequency Coverage: Option 0DC capability supports DC frequencies for broadband device modeling and time-domain analysis


• Included Storage Case: Protective plastic case included for module and accessory protection

Typical Applications

• Automated vector network analyzer calibration across DC to 67 GHz


• Broadband device characterization and modeling


• Signal integrity and time-domain measurement support


• Production and field test environments requiring minimal downtime

Compatibility & Integration The N4694D integrates directly with Keysight ENA, PNA, PXI VNA, and FieldFox analyzers via USB control. No external calibration software or personal computer is required for operation. The 1.85 mm connector interface supports multiple gender configurations to accommodate diverse test port geometries.