Trimmed test chip 7 with Andreas mods

Test of 3 LTZ KXs _chip 7, trimmed legs + Andreas mods and 3458A@NPLC100 at 10V

7.1526775VDC on KX7-Wirewounds
7.1366021VDC on Metal box LTZ KX
7.1845894VDC on HP-MM-REF

TCBOX is x.xx ppm/K

Result CSV-data from HP 3458A


* 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
* Page runs D3.js javascript library to read DSV file test.log to input data
* D3.js plots SVG graph online :)