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Where can I find manuals for discontinued Keysight, Agilent and Hewlett-Packard test equipment?

Search for Your Product by Model Number: We provide downloadable PDF manuals for most discontinued Keysight, Agilent and HP test products. Type your model number into  Search at the top of this page, and click on Search. You can then click on the "Manuals" link in the "Technical Support" links list for your product.

If Search doesn't find it here, try our vendor list.  All of the Keysight, Agilent and HP test instrument manuals we have in digital form are now online.  If you searched the site and didn't find one, please look to the other vendors we reference below.  They will often have old manuals that they can sell to you.

Help us share old manuals! If you have an electronic copy of an old HP, Agilent or Keysight manual, we'd like to share it with your test colleagues. Send a brief email letting us know what you have. I have a manual to share (

The following companies may have manuals available for discontinued and obsolete Agilent and HP test equipment. You will leave the Agilent site when clicking on these links.

Vendors and Providers of Agilent/HP Manuals
Company Email Address Website URL
BesTek Document Services 
Boat Anchor Manual Archive (BAMA) 
Brooke Clarke 
CET Techs  
Consolidated Surplus 
Dr. David Kirkby 
Geller Labs 
Global Test Equipment, Inc. 
Manuals Plus 
Mary Ann Van Meter 

Micro Manuals, Inc. 
National Test Equipment 
Ridge Equipment Co. 
Test Equipment Solutions 

Tucker Electronics 
Valuetronics International Inc. 
Vintage Hewlett-Packard Archive 

One final option:  Check with the Keysight Library team. They maintain an archive of old paper manuals, and they may be able to find the one you're interested in. Email them at to find out more.