10VDC test for 34401A after cal, AVG8

HPA: meter 34401A GPIB 8, DCV 10V, FX792A output measurement output
HPB: meter 3458B, DCV 10V same output source

Reference levels:

Result CSV-data

Workflow:

* RPI accesses DMMs via GPIB and reads data.
* Data is formatted by python script into DSV string and written/append to file on FTP
* DSV-file is visible publicly on https://xdevs.com/datashort/
* Page http://xdevs.com/datalog_mm/ runs D3.js javascript library to read DSV file test.log to input data
* D3.js plots SVG graph online :)