• 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

    Be Sociable, Share!

      About EEVblog

      Check Also

      EEVblog #1054 – How an Analog PC Joystick Works

      How does a PC read an old school analog joystick? It might be more interesting ...

      • Ron G

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

      • Those power supplies are over priced on Ebay.com

      • Pingback: Adding Front Panel Binding Posts to HP6632B Power Supplies - Markus’ Blog()

      • Mike Gregory

        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

      The EEVblog Store generally ships twice a week, on Tuesdays & Fridays, Sydney time. Dismiss