Keysight Technologies Inc. ECal module 26.5 GHz 2-port 3.5 mm
The Keysight N4691D is a 2-port Electronic Calibration (ECal) module designed for vector network analyzers, supporting frequencies from 10 MHz to 26.5 GHz with 3.5 mm connectors. It enables fast, repeatable, and highly accurate calibration of network analyzers, automating the calibration process and reducing operator errors. The N4691D is USB-controlled, allowing direct connection to a PC or compatible network analyzer, and is suitable for both laboratory and production environments. Its compact design and robust construction ensure reliable performance and ease of use for high-frequency S-parameter measurements.