Agilent/Keysight 85141B

The Agilent/Keysight 85141B is a precision 2.4 mm coaxial open circuit that establishes known reflection planes in 50-ohm systems. This adapter provides accurate characterization of reflection phase and magnitude, making it essential for high-frequency calibration and microwave component testing. Its slotless design minimizes reflections and signal distortions to preserve measurement integrity.

Technical Specifications

• Product Type: Coaxial Open Circuit


• Connector: 2.4 mm female coaxial


• Impedance: 50 Ohms (nominal)


• Design: Slotless adapter geometry

Key Features

• Establishes measurement planes with known reflection phase and magnitude characteristics


• Precision 2.4 mm female connector supports high-frequency connections


• Slotless construction reduces parasitic reflections and signal distortion


• Designed for 50-ohm coaxial systems

Typical Applications

• Network analyzer calibration and verification


• Microwave component characterization


• Reflection-based measurements requiring stable, known reference planes


• High-frequency test procedures in coaxial systems

Compatibility & Integration The 85141B integrates into 50-ohm coaxial test systems equipped with 2.4 mm connectors. It is compatible with network analyzers and precision RF test equipment utilizing this connector standard. The adapter is a calibration standard for measurement procedures requiring accurate phase and magnitude reference data.