Keysight N9950AU/356 Noise Figure Option

Overview

The Keysight N9950AU/356 Noise Figure Option provides accurate noise figure characterization for FieldFox handheld analyzers using the Y-Factor technique. This option enables detailed noise performance analysis of RF and microwave devices across multiple measurement types and configurations.

Key Features

• Five measurement types: Noise Figure, Noise Factor, Gain, Noise Temperature, and Y-Factor
• Four measurement setup types: Noise Source, DUT, Integration, and Uncertainty
• Four pre-configured DUT measurement types for Amplifier, Downconverter, Upconverter, and Multi-Stage Converter
• Customizable uncertainty contribution values including Jitter, ENR, Mismatch, and User Calibration uncertainties
• Compatible with Keysight external noise sources and preamplifiers for improved accuracy

Requirements

• Spectrum analyzer mode (Option 233 on combination models)
• Internal preamplifier (Option 235)
• DC bias variable voltage source (Option 309)
• CPU2 processor
• External noise source (supports Keysight models 346A/B/C/K40/K01)
• External preamplifier (Keysight models U7227A/C/F or U7228A/C/F recommended)
• Accessory N9910X-713 BNC to SMB cable