20230813_163612886_iOS

HP 6060B System DC Electronic Load: Adjustment

Currently, the unit鈥檚 setpoint accuracy isn鈥檛 all that great (readback resolution is limited as well, but shows the offset): Regardless of the range it has an offset of about +20 mA. Sure, for a unit capable of 60 A that seems reasonable, and well within its specs of 卤0.1% 卤75 mA. But since I鈥檒l use it in the low range (6A) most of the time and likely often even well below 1A that doesn鈥檛 seem too great, does it? ...

August 17, 2023 路 7 min 路 Sebastian
20230813_163640803_iOS

HP 6060B System DC Electronic Load: Teardown, Service

I recently got my hands on a HP 6060B System DC Electronic Load (later also sold as Agilent 6060B). My unit has option 020 installed: Comically large binding posts also on the front panel. This option certainly is not unheard of, but not too common either. Retrofitting is possible, but can be quite some work. Huge binding post also on the front panel thanks to option 020 ...

August 13, 2023 路 6 min 路 Sebastian