Peek inside 53-year old wston cell voltage standard
Author: Illya Tsemenko
Created: 19 September 2021 A quick teardown of Weston-cell based heated voltage standard from Guildline.

Nanovolt design challenge : Build your own open-source nanovolt-grade DCV meter…
Author: Illya Tsemenko
Created: 02 September 2021 Join the friendly contest challenge with your open-hardware nanovoltmeter project and a chance to get unique 10.00000 VDC QVR-A reference.