The Agilent/Keysight U3042AM20 is a 26.5 GHz mechanical switching extension test set that expands the measurement capacity of Keysight PNA, PNA-L, and PNA-X 4-port network analyzers. When connected to a compatible analyzer, it enables full 24-port crossbar measurements – transforming a standard 4-port system into a comprehensive multi-port characterization platform suitable for complex RF and microwave testing.
Technical Specifications
• Frequency Range: 26.5 GHz
• Port Count: 20-port extension
• Type: Mechanical switching test set
• Measurement Configuration: 24-port full crossbar capability – Key Features • Mechanical switching architecture for reliable RF connectivity across all ports
• Direct integration with Keysight PNA series analyzers
• Extends 4-port analyzer into 24-port measurement system
• Supports advanced multi-port network characterization – Typical Applications • Multi-port device characterization in RF and microwave frequencies
• Component matrix measurements requiring full crossbar connectivity
• Production testing of multi-port passive and active components
• Advanced research applications in antenna arrays and filter networks – Compatibility & Integration • Supported Analyzers: Keysight PNA, PNA-L, PNA-X (4-port models)
• Interface: Direct connection to compatible network analyzer mainframes
• Documentation: User and Service Guide available for operational and maintenance procedures


















