N8973A是高性能的噪聲系數分析儀，適用于快速、準確和可重復的噪聲系數測量。通過N8973A易于使用的功能特性，您能容易地設置復雜的測量，獲得能信賴的可重復和可靠的結果。
N8973A能同時測量噪聲系數和增益，以多種格式觀察、打印和保存數據及顯示。
N8973A也能評測放大器和頻率轉換器件，包括在專用第2個GPIB上的LO控制。
N8973A、N8974A和N8975A在輸入10MHz至1.5GHz范圍提供更高的精度和更快的測量速度。N8973A有6個用戶選擇帶寬（N8972A的默認4MHz測量帶寬）。
| N8973A-0B1 | NFA Series manual set (English version) | | |
| N8973A-0B2 | NFA Series User manual (English version) | | |
| N8973A-0BF | NFA Series Programmers reference (English version) | | |
| N8973A-1CP | NFA Series Rackmount and handle kit | | |
| N8973A-1D5 | NFA Series High stability frequency reference | | |
| N8973A-A6J | ANSI Z540-1-1994 Calibration | | |
| N8973A-AB0 | NFA Series manual set for Taiwan - Chinese localization |
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| N8973A-AB1 | NFA Series manual set - Korean localization | | |
| N8973A-AB2 | NFA Series manual set - Chinese localization | | |
| N8973A-ABD | NFA Series manual set - German localization | | |
| N8973A-ABE | NFA Series manual set - Spanish localization | | |
| N8973A-ABF | NFA Series manual set - French localization | | |
| N8973A-ABJ | NFA Series manual set - Japanese localization | | |
| N8973A-ABZ | NFA Series manual set - Italian localization | | |
| N8973A-UK9 | NFA Series Front panel cover | | |
