The Agilent/Keysight K914B is a waveguide sliding load designed for precision microwave measurements within waveguide systems. This moving load accessory integrates into test setups requiring load matching, impedance termination, or calibration support across waveguide-based microwave instrumentation. The K914B interfaces directly with standardized waveguide flanges and operates as part of the broader Keysight/Agilent waveguide and coaxial measurement accessory ecosystem.
Technical Specifications
• Product Type: Waveguide sliding load / moving load
• Application Domain: Microwave measurements in waveguide systems
• Interface: Standardized waveguide flanges
– Key Features
• Sliding/moving load mechanism for dynamic impedance adjustment
• Waveguide-based architecture for direct integration into test benches
• Compatible with Keysight/Agilent microwave test equipment and systems
– Typical Applications
• Waveguide system calibration and validation
• Microwave measurement and characterization
• Load matching and impedance termination in test configurations
– Compatibility & Integration
The K914B functions within the Keysight/Agilent waveguide accessory family and pairs with related measurement systems. Integration with spectrum analyzers, network analyzers, and dedicated waveguide instrumentation follows standard waveguide flange connections. The product is no longer in active production and classified as obsolete by Keysight.

















