Agilent/Keysight V281CS

The Agilent/Keysight V281CS is an in-line coaxial-to-waveguide adapter that bridges 1.0 mm female coaxial connectors to WR-15 waveguide for V-band measurement applications. Operating across 50 GHz to 75 GHz, this adapter delivers the electrical performance required for precision waveguide device characterization in high-frequency test systems.

– Technical Specifications

• Frequency Range: 50 GHz to 75 GHz (V-band)
• Coaxial Connector: 1.0 mm female
• Waveguide Interface: WR-15
• Insertion Loss (typical): 0.7 dB
• Return Loss (typical): 16 dB
• Maximum CW Power: 10 W

– Key Features

• In-line form factor for straightforward integration into existing V-band test benches
• Low insertion loss of 0.7 dB typical minimizes measurement uncertainty
• 16 dB return loss typical ensures minimal signal reflections
• 10 W CW power handling supports both measurement and higher-power applications
• Direct 1.0 mm to WR-15 transition eliminates need for additional adapters

– Typical Applications

• V-band component characterization and device testing
• Waveguide filter and antenna measurements
• Network analyzer port extensions for millimeter-wave frequencies
• Microwave system integration requiring coaxial-to-waveguide conversion

– Compatibility & Integration

The V281CS interfaces standard 1.0 mm coaxial test equipment directly with WR-15 waveguide systems operating in the 50 GHz to 75 GHz band. Its in-line configuration permits flexible placement within measurement signal chains without requiring mechanical redesign.