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Signal & Spectrum Analyzer Benchtop/Modular/Handheld Firmware Update Center
To access the most recent version of firmware or software for signal and spectrum analyzer - benchtop and handheld models.

FAQ 2019-08-12

Signal Analyzer LabVIEW Instrument Drivers
Supported models: N9000A, N9000B, N9010A, N9010B, N9020A, N9020B, N9030A, N9030B, N9038A, M9290A, N9040B, N9041B, M9420A, M9421A, N8973B, N8974B, N8975B, N8976B, M8920A

FAQ 2017-12-01

What comes standard or pre-configured in my NFA X-Series analyzer and what options are available at the time of initial purchase?
See the list by selecting the link...

FAQ 2016-04-08

What measurement applications can I install on my NFA X-Series Noise Figure Analyzer?
Short list can be found here...

FAQ 2016-03-03

On the Keysight NFA Series of Noise Figure Analyzers, is it possible to query the RF attenuator range while in the auto range mode?
The command to query the Keysight NFA RF attenuator while in the auto ranging mode is: DIAG:BLU:RF:RANG?

FAQ 2014-01-31

Is it possible to improve the system noise figure and reduce the measurement uncertainty of the Keysight N897xA Series Noise Figure Analyzers when c...

FAQ 2014-01-31

我可以在哪里找到是德科技、安捷伦和惠普的已停产测试与测量设备手册?
是德科技的大部分产品页面都能提供 PDF 版本手册。另外,其他厂商也可能提供旧版手册。

FAQ 2013-05-29

What is the Noise Figure accuracy specification for measuring “my device”?
Keysight supplies a web-based noise figure measurement uncertainty calculator. More details about how to use this tool can be found here...

FAQ 2012-07-31

关于电缆测试设备,用户应该使用TDR、网络分析仪,还是两者皆用?

FAQ 2011-10-07

是否有什么好的方法可以对8970B和N897xA系列噪声系数分析仪(NFA)之间的数据关联测量做出改进?
对于数据关联的问题,频率精度是其中必须考虑的因素之一。N897xA的频率精度相当于±(参考误差+100 kHz)。而8970B的频率精度为±(1 MHz +最大频率值为±6 MHz的1%)。如果被测设备(DUT)对输入频率非常敏感,则可能会导致被测设备噪声系数和增益的测试结果出现明显差异。

FAQ 2011-06-28

8970B 噪声系数分析仪上的错误代码22表示什么意思?
未校准的现有射频衰减

FAQ 2011-06-27

请问噪声系数分析仪 (NFA) 衰减器是如何工作的?怎样对其进行设置?
在进行校准 ([Calibrate]) 后,噪声系数分析仪 (NFA) 会将衰减器设置到满足噪声输入电平的最佳值...

FAQ 2010-09-14

Can the 346C-K01 be used below 1 GHz?
This special option is not calibrated or characterized below 1 GHz.

FAQ 2009-04-28

Is it possible to reset the 8970A,B Noise Figure instrument storage/recall states to factory defaults?
Key sequence can be found here...

FAQ 2009-04-28

Is it possible to plot Noise Figure and Gain traces from the 8970B to a printer via the Intelligent Interfaces Converter?
Yes, as long as the converter can still be purchased.

FAQ 2009-04-28

Is there an example program for acquiring data from the Keysight 8970B Noise Figure meter via the GPIB bus?
Vee program found here...

FAQ 2009-04-28

Is it possible to reset the 8970A,B Noise Figure ENR table values to factory default?
Button sequence found here...

FAQ 2009-04-28

有没有使用 NFA 系列噪声系数分析仪获得噪声系数和增益数据的示例程序?

FAQ 2009-04-16

Which of Keysight's sensor cables and power meters are compatible with each other?
The table given here shows the compatibility between Keysight's sensor cables and power meters:….

FAQ 2009-02-27

What is the minimum sensitivity of the N897xA NFA Series?
Sensitivity is not a specified parameter

FAQ 2009-02-09

What do the various error codes on the 8970B Noise Figure Meter indicate?
Refer to the 8970B Error Message Data Sheet

FAQ 2009-02-09

How do I remove the battery from the CPU board on an 8970B, Noise Figure Meter?
Step by step instructions can be found here...

FAQ 2009-01-30

为什么在进行混频器噪声系数测试时,校准之后增益和噪声系数不为零?
这是因为混频器的输入和输出的频率不同而造成的。 基于校准之后增益和噪声系数不为零,待测物的噪声系数可有一下公式来计算:...

FAQ 2009-01-06

How do I purchase the service manual for the NFA?
Order it as a 5*5 part number N8972-90004

FAQ 2007-05-16

8970B噪声系数分析仪上的错误代码18表示什么意思?
表示频率校准失败。

FAQ 2005-08-02

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