The Keysight 42090A Open Termination is a high-quality calibration accessory engineered to ensure reliable and repeatable impedance measurements. Specifically designed for use with Keysight’s range of LCR meters and impedance analyzers, it provides a stable open-circuit reference, enabling users to perform open/short/load compensation with maximum accuracy.
Constructed with precision RF connectors, the 42090A delivers superior mechanical stability and electrical performance, minimizing error factors in measurement systems. Its durable build guarantees long-term repeatability, even in demanding lab and production environments. By integrating this open termination into your calibration routine, you can reduce measurement uncertainty, extend the accuracy of your instrument, and maintain compliance with stringent test standards.
Key Features:
Precision open-circuit calibration standard
Designed for Keysight LCR meters and impedance analyzers
Ensures accurate open/short/load compensation
High mechanical stability and repeatability
Long-lasting, rugged construction for lab and production use
Compatible Equipment:
Works with Keysight LCR meters, impedance analyzers, and associated calibration kits.
Included Accessories:
Supplied as a standalone open termination with protective cap.
Compliance:
Meets Keysight quality standards; suitable for ISO and GLP-compliant laboratories.
Benefits for Lab Users:
The 42090A provides a reliable open reference that ensures precision in impedance measurements. It reduces calibration errors, enhances confidence in test results, and supports compliance with quality systems, making it an essential tool for R&D, production, and quality control environments.





