Ultra stable voltage reference + Maker Faire (Patreon)

Ultra Precision Voltage Reference and Maker Faire Hannover 2018

PCBs by https://jlcpcb.com/ xDevs Kx reference article: https://xdevs.com/article/kx-ref/ LTZ1000-based multimeter: https://www.welectron.com/Keysight-34470A-Benchtop-Multimeter Small 50W ultrasonic cleaner: http://bit.ly/2oyYpDS Patreon: https://www.patreon.com/marcoreps I've decided to start this project a long time ago. It took months to get the parts and many more to let the reference assembly settle down. But the result is (supposed to be) the best voltage reference that one can DIY. Now I'll start the quest for a suitable voltmeter ...