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產品特性

  • 它可透過 USB 連接，自動將 ENR 資料上傳到分析儀，大幅加快了整體設定時間
  • 以電子方式儲存過量雜訊比（ENR）校驗資料，可減少出現人為錯誤的機會
  • 溫度感測功能可提高量測準確度，進而實現更嚴格的裝置效能規格

U1831C 是 USB 供電的多功能智慧雜訊源。 USB 連接可大幅縮短配置時間，並能與雜訊指數分析儀和信號分析儀相容。 此寬頻雜訊源可準確地量測 10 MHz 至 26.5 GHz 的雜訊指數。

主要技術規格

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標準配置

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USB 智慧型雜訊源，10 MHz 至 26.5 GHz，標稱值 ENR 15 dB
  • 透過 USB 連接自動將 ENR 資料上傳到分析儀，可顯著加快整體設定時間
  • 以電子方式儲存過量雜訊比（ENR）校驗資料，可減少出現人為錯誤的機會。
  • 溫度感測可提高量測準確度，進而實現更嚴格的裝置效能規格。
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10 MHz - 26.5 GHz, USB Noise Source nominal ENR 15dB | KeysightCare Assured First Year Support | Return to Keysight Warranty - 3 years
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Calibration Plan - Return to Keysight - 3 years
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USB Cables, 1.8 meter
入門價
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U1831C usb noise source

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擴充 USB 智慧雜訊源（10 MHz 至 26.5 GHz，ENR 15 dB 標稱值）的功能

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精選資源

Technical Overviews 2019.01.06

U1831C USB Noise Source - Technical Overview

The Keysight U1831C USB noise source is designed to work with NFA-B signal analyzer, X-series signal analyzer and M9191/3A PXIe VSA for an fast and accurate noise figure measurement solution. The USB connectivity that comes with a smart feature of automatically download of electronically stored calibration data and ENR with temperature sensing capability simplify test setup and improved overall measurement accuracy.

2019.01.06

Application Notes 2026.05.14

Fundamentals of RF and Microwave Noise Figure Measurements

Explore information on RF and Microwave noise figure measurements, starting from the concept of noise figure and noise temperature, describing the noise characteristics of two-ports networks, and highlighting the different methods used to measure noise figure, such as Y-Factor and the Direct Noise measurement method.

2026.05.14

White Papers 2022.12.27

Three Ways USB Noise Sources Help You Remove Uncertainty in Y-Factor Measurements

USB noise sources are a fantastic alternative for noise figure measurements because of their ease, reliability, and versatility.

2022.12.27

Application Notes 2026.02.28

Noise Figure Measurement Accuracy: The Y-Factor Method

This app note discusses the fundamentals of noise figure measurement using Y-factor method and how to avoid noise figure mistakes.

2026.02.28

Application Notes 2024.07.05

10 Hints for Making Successful Noise Figure Measurements

Noise figure is often the key to characterizing a receiver and to detect weak incoming signals. Learn to minimize uncertainties in your noise figure measurements.

2024.07.05

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