The Agilent/Keysight R8486A is a thermocouple power sensor for precise power measurements across the microwave and millimeter-wave spectrum. Engineered for waveguide-based systems, it delivers high accuracy and stability in critical RF power measurement applications.
Technical Specifications
• Frequency Range: 26.5 GHz to 40 GHz
• Measurement Range: −30 dBm to +20 dBm (1 µW to 100 mW)
• Power Linearity: Measurement uncertainty of ±0.55%, ±0.45%, and ±0.31% (typical values for series)
• SWR: Designed to minimize mismatch uncertainty through excellent return loss characteristics
• Calibration Port: 50 MHz calibration port for reduced measurement uncertainty
• Sensing Element: Thermocouple power sensor
• Connector: UG-599/U waveguide flange
• Calibration Traceability: NIST-traceable calibration for millimeter-wave sensor applications
– Key Features
• Low SWR minimizes reflection and mismatch errors in sensitive measurement environments
• Compact, durable construction suitable for direct integration into waveguide test setups
• High measurement accuracy and long-term stability across the Ka-band spectrum
• NIST traceability ensures compliance with rigorous calibration standards
– Typical Applications
The R8486A is suited for power measurements in waveguide systems operating in the 26.5–40 GHz range, including Ka-band component characterization, amplifier gain/loss measurement, and RF circuit validation requiring ±0.31% uncertainty or better.
– Compatibility & Integration
The sensor connects to Agilent/Keysight EPM, EPM-P, and P-series power meters. It is also compatible with E1416A VXI modules and legacy 70100A, 435A/B, 436A, 437A, 438A, and 43X series instruments.
