Keysight N4000A/100 SNS Series Noise Source

Overview

The Keysight N4000A/100 is an SNS Series noise source designed for noise figure measurements across 10 MHz to 18 GHz. With nominal 6 dB Excess Noise Ratio (ENR), this model features an APC 3.5 mm stud connector optimized for test setups requiring direct coupling. It works with NFA Series noise figure analyzers and other compatible measurement systems.

Key Features

• Frequency range: 10 MHz to 18 GHz
• Nominal Excess Noise Ratio (ENR): 6 dB
• APC 3.5 mm stud connector
• Electronic storage and automatic download of ENR calibration data
• Temperature compensation for measurement accuracy
• Constant impedance operation (on and off)
• Works with NFA Series analyzers

Applications

• Measuring devices with noise figures up to 20 dB
• Testing low-noise amplifiers and sensitive RF devices
• Noise figure characterization in RF and microwave systems
• Direct integration with test fixtures and measurement setups