EEVblog #835 - Wekomm Resistance Standard Part 2

Part 2 of an impromptu play with Dave's Wekomm 10K Transfer Resistance Standard. Was the Keithley DMM7510 multimeter the culprit in the discrepancy in the thermal response? Dave finds out with the help of a thermal chamber. Part 1 is here: Forum: EEVblog Main Web Site: The 2nd EEVblog Channel: Support the EEVblog through Patreon! EEVblog Amazon Store (Dave gets a cut): T-Shirts: Donations: Projects: Electronics Info Wiki: 💗 Likecoin – Coins for Likes: @eevblog/dil9/hcq3 Теги: wekomm,resistance standard,calibration,temperature,drift,graph,diy,how to,tutorial,reference,dmm7510,keithley,thermal chamber