Agilent/Keysight V281ES

The Agilent/Keysight V281ES is an in-line coaxial-to-waveguide adapter engineered for V-band measurements from 50 to 75 GHz. It bridges ruggedized 1.0 mm female connectors to WR-15 waveguide interfaces, delivering metrology-grade performance in precision test environments. The adapter combines low insertion loss with high return loss, ensuring signal integrity across the full operating band.

– Technical Specifications

• Frequency Range: 50 to 75 GHz (V-band)
• Connector Type: Ruggedized 1.0 mm (f) to WR-15 waveguide
• Return Loss: ≥16 dB (20 dB typical)
• Insertion Loss: ≤0.6 dB (0.4 dB typical)

– Key Features

• Metrology-grade waveguide interface with anti-cocking ring for repeatable mating cycles
• Precision alignment holes engineered for accurate calibration standard connections
• In-line configuration minimizes system discontinuities
• Ruggedized 1.0 mm female connector rated for field deployment

– Typical Applications

• V-band component and subsystem characterization
• Coaxial-to-waveguide transitioning in mmWave test systems
• Calibration standard interface for network analyzer measurements
• Integration with waveguide-based RF devices in the 50–75 GHz range

– Compatibility & Integration

The V281ES connects measurement instruments equipped with WR-15 waveguide adapters to coaxial test ports. Its design accommodates V-band waveguide devices and supports systems requiring stable, repeatable transitions between coaxial and waveguide transmission media.