EEVblog #667 – Agilent 6643A Power Supply Binding Post Hack

Dave shows how to upgrade an Agilent/Keysight 6643A/6642A/6641A system dc power supply to have front panel binding posts.
Sense lines are added to improve the high current accuracy.
Operation Manual HERE
Service Manual + Schematic HERE

Auction Score video HERE

Forum HERE

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  1. Just when I got used to the Agilent name, it turns into Keysight!

  2. Those power supplies are over priced on

  3. Hi Dave,

    Any chance you’ll let us know where to buy these auction scores on Ebay? I suspect you’d rather post anonymously and get the best price, but still hope you might send your loyal viewers a link!


    Mike G

  4. We absolutely love your blog and find many of your post’s to be exactly what I’m looking for.Do you offer guest writers to write contentfor you? I wouldn’t mind producing a post or elaborating on some of the subjects you write concerning here.Again, awesome weblog!

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