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Where can I find manuals for discontinued and obsolete Hewlett-Packard, Agilent and Keysight test equipment?
Most Keysight products have PDF manuals that can be found on product pages. Other vendors also supply old manuals.

FAQ 2014-08-01

How do you clear the 34980A multifunction switch/measure mainframe and modules, L44xxA series LXI switch and control instruments memories?
Please refer to the documents for a comprehensive listing of memory installed into these products.

FAQ 2014-04-07

Will the external mixer Option EXM support the 11974 Series preselected mixers?
There are no plans to support the 11974 Series preselected mixers with the N9030A PXA.

FAQ 2012-10-25

What external mixers will work with my PXA/mmW EXA and how do I order them?
Currently, the N9030A PXA/mmW EXA with Option EXM will work with either the 11970 Series (with the exception of the 11970K) or ) or external mixers from other vendors such a OML Inc. mixers.

FAQ 2012-10-17

Do the ENA provide a probe power connection for active probes?

FAQ 2012-04-17

The Keysight 8761B SPDT Coaxial Switches are not listed in the "Keysight 34945A, L4445A and L4490A/L4491A Configuration Guide". Why?
Due to the 8761B’s internal design the RF path selection is achieved via DC polarity reversal across the coil control terminals. The Keysight 34945A, L4445A and L4490A/L4491A Control Units do not provide a polarity reversal mode. Thus the 8761B cannot be controlled by the 34945A, L4445A and L4490A/L4491A Control Units.

FAQ 2012-01-16

Will there be specification, performance characteristic or usability differences when using the 11970 Series mixers on the PXA?
Yes, there will be several differences when using 11970 Series mixers with the PXA.

FAQ 2011-04-26

How to monitor and scan on alarm with the 34980A?

FAQ 2010-10-04

What type of switches/attenuators are supported by the 34945A/L4445A Microwave Switch/Attenuator Driver module?

FAQ 2010-09-08

What is the difference between a standard coaxial connector and precision slotless connector (PSC)?
Precision slotless female contacts are used to reduce the reflection uncertainty at a connector interface. Slotless contacts make electrical connection with the mating male pin without changing the outer diameter of the female center conductor.

FAQ 2010-09-08

IO Libraries Suite: Is it possible to have both an NI GPIB card and a Keysight GPIB card or converter working in the same system?
Yes, it is possible with many version’s of Keysight IO Libraries.

FAQ 2010-09-08

Do I need an extra driver besides the Keysight IO Libraries Suite to make my 82357B USB/GPIB Interface work?
Yes, the 82357B requires an external driver to be installed even though it is compatible with the Keysight IO Libraries Suite 14.2….

FAQ 2010-09-03

Why do I get verification error upon reset with single channel pulsed switches and Y1151A distribution board?
On this particular distribution board...

FAQ 2010-06-30

Can the measurements taken be read from the 34980 Data Acquisition Front Panel?

FAQ 2010-05-14

Where can i find the declaration of confirmity (DoC) for GPIB cable?
GPIB cable has no risk for safety hazards

FAQ 2010-05-10

Can I mix 34980As and 34970As in the same configuration?
You can have a combination of one 34980A and one or two 34970As in a configuration.

FAQ 2010-05-05

Why USB modular instruments (U272XA, U2741A, U2751A and U2761A) is not detectable by E5813A?
PC is failed to enumerate the USB modular instrument.

FAQ 2010-04-09

Is U2723A compatible with E5813A?

FAQ 2010-03-22

Is U2722A compatible with E5813A?

FAQ 2010-03-22

How can I control the 34980A internal DMM using the IVI-C Dmm class in cooperation with the 34980A IVI driver?
Please download from the link for the document on how to control the internal DMM using IVI-C Dmm class in cooperation with the 34980A IVI driver.

FAQ 2009-12-02

IO Libraries Suite: Can software written from other vendors specific to their devices that utilize NI-488.2 as an I/O Library work with a Keysight ...
Yes, it is possible with Keysight IO Library version 14.1 and greater.

FAQ 2009-08-25

IO Libraries Suite: Is there any other software that needs to be installed when I am using an application that utilizes NI-488.2 and Keysight IO Lib...
It depends if there is third party connectivity hardware or software installed.

FAQ 2009-08-25

On the ENA / ENA-L can I use the embedded GPIB Interface to control and perform a power meter calibration?
A Keysight 82357A/B USB/GPIB interface is required.

FAQ 2009-08-16

On the 83050A microwave amplifier, is there any internal circuitry to protect the amplifier from damage due to an accidental polarity reversal conn...

FAQ 2009-03-13

Why doesn't Windows® detect new hardware when I plug the E5813A USB Hub into the computer?
The new hardware is not detected when you plug the E5813A USB Hub into the computer because the PC driver may not be installed properly....

FAQ 2009-01-12

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